Home / 3,326,128.80-4,989,193.20-2,608,683.45

Finding the Fourth Proportional to 3,326,128.80, 4,989,193.20 and 2,608,683.45

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Solution

The fourth proportional to 3,326,128.80, 4,989,193.20 and 2,608,683.45 is: 3,913,025.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326,128.80 : 4,989,193.20 = 2,608,683.45 : x
  2. Step 2: Convert to fraction form
    3,326,128.80/4,989,193.20 = 2,608,683.45/x
  3. Step 3: Cross multiply
    3,326,128.80x = 4,989,193.20 × 2,608,683.45
  4. Step 4: Simplify right side
    3,326,128.80x = 13,015,225,729,692.54
  5. Step 5: Solve for x
    x = 13,015,225,729,692.54/3,326,128.80
  6. Step 6: Final answer
    x = 3,913,025.18

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.