Home / 1,429,687.65-2,144,946.53-576,318.90

Finding the Fourth Proportional to 1,429,687.65, 2,144,946.53 and 576,318.90

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Solution

The fourth proportional to 1,429,687.65, 2,144,946.53 and 576,318.90 is: 864,645.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,687.65 : 2,144,946.53 = 576,318.90 : x
  2. Step 2: Convert to fraction form
    1,429,687.65/2,144,946.53 = 576,318.90/x
  3. Step 3: Cross multiply
    1,429,687.65x = 2,144,946.53 × 576,318.90
  4. Step 4: Simplify right side
    1,429,687.65x = 1,236,173,224,728.42
  5. Step 5: Solve for x
    x = 1,236,173,224,728.42/1,429,687.65
  6. Step 6: Final answer
    x = 864,645.66

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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.