Home / 1,513,530.28-2,270,295.42-516,266.92

Finding the Fourth Proportional to 1,513,530.28, 2,270,295.42 and 516,266.92

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Solution

The fourth proportional to 1,513,530.28, 2,270,295.42 and 516,266.92 is: 774,400.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,530.28 : 2,270,295.42 = 516,266.92 : x
  2. Step 2: Convert to fraction form
    1,513,530.28/2,270,295.42 = 516,266.92/x
  3. Step 3: Cross multiply
    1,513,530.28x = 2,270,295.42 × 516,266.92
  4. Step 4: Simplify right side
    1,513,530.28x = 1,172,078,423,973.51
  5. Step 5: Solve for x
    x = 1,172,078,423,973.51/1,513,530.28
  6. Step 6: Final answer
    x = 774,400.38

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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.