Home / 1,137,407.52-1,705,936.32-379,262.16

Finding the Fourth Proportional to 1,137,407.52, 1,705,936.32 and 379,262.16

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Solution

The fourth proportional to 1,137,407.52, 1,705,936.32 and 379,262.16 is: 568,834.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,407.52 : 1,705,936.32 = 379,262.16 : x
  2. Step 2: Convert to fraction form
    1,137,407.52/1,705,936.32 = 379,262.16/x
  3. Step 3: Cross multiply
    1,137,407.52x = 1,705,936.32 × 379,262.16
  4. Step 4: Simplify right side
    1,137,407.52x = 646,997,093,545.65
  5. Step 5: Solve for x
    x = 646,997,093,545.65/1,137,407.52
  6. Step 6: Final answer
    x = 568,834.90

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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.