Home / 1,429,572.61-2,143,883.16-576,423.91

Finding the Fourth Proportional to 1,429,572.61, 2,143,883.16 and 576,423.91

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Solution

The fourth proportional to 1,429,572.61, 2,143,883.16 and 576,423.91 is: 864,444.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,572.61 : 2,143,883.16 = 576,423.91 : x
  2. Step 2: Convert to fraction form
    1,429,572.61/2,143,883.16 = 576,423.91/x
  3. Step 3: Cross multiply
    1,429,572.61x = 2,143,883.16 × 576,423.91
  4. Step 4: Simplify right side
    1,429,572.61x = 1,235,785,513,670.36
  5. Step 5: Solve for x
    x = 1,235,785,513,670.36/1,429,572.61
  6. Step 6: Final answer
    x = 864,444.03

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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.