Home / 4,625,998.40-6,938,997.60-4,169,352.80

Finding the Fourth Proportional to 4,625,998.40, 6,938,997.60 and 4,169,352.80

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Solution

The fourth proportional to 4,625,998.40, 6,938,997.60 and 4,169,352.80 is: 6,254,029.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,625,998.40 : 6,938,997.60 = 4,169,352.80 : x
  2. Step 2: Convert to fraction form
    4,625,998.40/6,938,997.60 = 4,169,352.80/x
  3. Step 3: Cross multiply
    4,625,998.40x = 6,938,997.60 × 4,169,352.80
  4. Step 4: Simplify right side
    4,625,998.40x = 28,931,129,072,753.28
  5. Step 5: Solve for x
    x = 28,931,129,072,753.28/4,625,998.40
  6. Step 6: Final answer
    x = 6,254,029.20

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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.