Home / 1,124,047.29-1,685,395.67-516,074.78

Finding the Fourth Proportional to 1,124,047.29, 1,685,395.67 and 516,074.78

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Solution

The fourth proportional to 1,124,047.29, 1,685,395.67 and 516,074.78 is: 773,802.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,047.29 : 1,685,395.67 = 516,074.78 : x
  2. Step 2: Convert to fraction form
    1,124,047.29/1,685,395.67 = 516,074.78/x
  3. Step 3: Cross multiply
    1,124,047.29x = 1,685,395.67 × 516,074.78
  4. Step 4: Simplify right side
    1,124,047.29x = 869,790,201,241.32
  5. Step 5: Solve for x
    x = 869,790,201,241.32/1,124,047.29
  6. Step 6: Final answer
    x = 773,802.14

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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.