Home / 1,516,213.20-2,273,663.70-617,356.20

Finding the Fourth Proportional to 1,516,213.20, 2,273,663.70 and 617,356.20

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Solution

The fourth proportional to 1,516,213.20, 2,273,663.70 and 617,356.20 is: 925,767.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,213.20 : 2,273,663.70 = 617,356.20 : x
  2. Step 2: Convert to fraction form
    1,516,213.20/2,273,663.70 = 617,356.20/x
  3. Step 3: Cross multiply
    1,516,213.20x = 2,273,663.70 × 617,356.20
  4. Step 4: Simplify right side
    1,516,213.20x = 1,403,660,381,909.94
  5. Step 5: Solve for x
    x = 1,403,660,381,909.94/1,516,213.20
  6. Step 6: Final answer
    x = 925,767.16

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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.