Home / 1,264,045.52-1,896,545.81-758,958.68

Finding the Fourth Proportional to 1,264,045.52, 1,896,545.81 and 758,958.68

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Solution

The fourth proportional to 1,264,045.52, 1,896,545.81 and 758,958.68 is: 1,138,724.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,045.52 : 1,896,545.81 = 758,958.68 : x
  2. Step 2: Convert to fraction form
    1,264,045.52/1,896,545.81 = 758,958.68/x
  3. Step 3: Cross multiply
    1,264,045.52x = 1,896,545.81 × 758,958.68
  4. Step 4: Simplify right side
    1,264,045.52x = 1,439,399,911,155.89
  5. Step 5: Solve for x
    x = 1,439,399,911,155.89/1,264,045.52
  6. Step 6: Final answer
    x = 1,138,724.74

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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.