Home / 1,338,281.52-1,846,830.14-726,433.93

Finding the Fourth Proportional to 1,338,281.52, 1,846,830.14 and 726,433.93

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Solution

The fourth proportional to 1,338,281.52, 1,846,830.14 and 726,433.93 is: 1,002,479.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,281.52 : 1,846,830.14 = 726,433.93 : x
  2. Step 2: Convert to fraction form
    1,338,281.52/1,846,830.14 = 726,433.93/x
  3. Step 3: Cross multiply
    1,338,281.52x = 1,846,830.14 × 726,433.93
  4. Step 4: Simplify right side
    1,338,281.52x = 1,341,600,076,642.65
  5. Step 5: Solve for x
    x = 1,341,600,076,642.65/1,338,281.52
  6. Step 6: Final answer
    x = 1,002,479.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.