Home / 1,427,390.13-2,140,230.17-454,334.14

Finding the Fourth Proportional to 1,427,390.13, 2,140,230.17 and 454,334.14

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Solution

The fourth proportional to 1,427,390.13, 2,140,230.17 and 454,334.14 is: 681,229.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,390.13 : 2,140,230.17 = 454,334.14 : x
  2. Step 2: Convert to fraction form
    1,427,390.13/2,140,230.17 = 454,334.14/x
  3. Step 3: Cross multiply
    1,427,390.13x = 2,140,230.17 × 454,334.14
  4. Step 4: Simplify right side
    1,427,390.13x = 972,379,626,066.76
  5. Step 5: Solve for x
    x = 972,379,626,066.76/1,427,390.13
  6. Step 6: Final answer
    x = 681,229.05

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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.