Home / 1,625,769.76-2,439,487.32-773,805.28

Finding the Fourth Proportional to 1,625,769.76, 2,439,487.32 and 773,805.28

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Solution

The fourth proportional to 1,625,769.76, 2,439,487.32 and 773,805.28 is: 1,161,104.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,769.76 : 2,439,487.32 = 773,805.28 : x
  2. Step 2: Convert to fraction form
    1,625,769.76/2,439,487.32 = 773,805.28/x
  3. Step 3: Cross multiply
    1,625,769.76x = 2,439,487.32 × 773,805.28
  4. Step 4: Simplify right side
    1,625,769.76x = 1,887,688,168,709.05
  5. Step 5: Solve for x
    x = 1,887,688,168,709.05/1,625,769.76
  6. Step 6: Final answer
    x = 1,161,104.24

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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.