Home / 3,684,347.20-5,526,520.80-1,663,559.20

Finding the Fourth Proportional to 3,684,347.20, 5,526,520.80 and 1,663,559.20

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Solution

The fourth proportional to 3,684,347.20, 5,526,520.80 and 1,663,559.20 is: 2,495,338.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,684,347.20 : 5,526,520.80 = 1,663,559.20 : x
  2. Step 2: Convert to fraction form
    3,684,347.20/5,526,520.80 = 1,663,559.20/x
  3. Step 3: Cross multiply
    3,684,347.20x = 5,526,520.80 × 1,663,559.20
  4. Step 4: Simplify right side
    3,684,347.20x = 9,193,694,520,831.36
  5. Step 5: Solve for x
    x = 9,193,694,520,831.36/3,684,347.20
  6. Step 6: Final answer
    x = 2,495,338.80

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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.