Home / 1,424,725.61-2,137,487.94-572,395.77

Finding the Fourth Proportional to 1,424,725.61, 2,137,487.94 and 572,395.77

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Solution

The fourth proportional to 1,424,725.61, 2,137,487.94 and 572,395.77 is: 858,754.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,725.61 : 2,137,487.94 = 572,395.77 : x
  2. Step 2: Convert to fraction form
    1,424,725.61/2,137,487.94 = 572,395.77/x
  3. Step 3: Cross multiply
    1,424,725.61x = 2,137,487.94 × 572,395.77
  4. Step 4: Simplify right side
    1,424,725.61x = 1,223,489,055,282.01
  5. Step 5: Solve for x
    x = 1,223,489,055,282.01/1,424,725.61
  6. Step 6: Final answer
    x = 858,754.17

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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.