Home / 1,424,349.29-2,136,527.78-359,391.26

Finding the Fourth Proportional to 1,424,349.29, 2,136,527.78 and 359,391.26

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Solution

The fourth proportional to 1,424,349.29, 2,136,527.78 and 359,391.26 is: 539,087.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,349.29 : 2,136,527.78 = 359,391.26 : x
  2. Step 2: Convert to fraction form
    1,424,349.29/2,136,527.78 = 359,391.26/x
  3. Step 3: Cross multiply
    1,424,349.29x = 2,136,527.78 × 359,391.26
  4. Step 4: Simplify right side
    1,424,349.29x = 767,849,398,399.61
  5. Step 5: Solve for x
    x = 767,849,398,399.61/1,424,349.29
  6. Step 6: Final answer
    x = 539,087.85

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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.