Home / 1,352,079.30-1,865,869.83-748,467.30

Finding the Fourth Proportional to 1,352,079.30, 1,865,869.83 and 748,467.30

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Solution

The fourth proportional to 1,352,079.30, 1,865,869.83 and 748,467.30 is: 1,032,885.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,079.30 : 1,865,869.83 = 748,467.30 : x
  2. Step 2: Convert to fraction form
    1,352,079.30/1,865,869.83 = 748,467.30/x
  3. Step 3: Cross multiply
    1,352,079.30x = 1,865,869.83 × 748,467.30
  4. Step 4: Simplify right side
    1,352,079.30x = 1,396,542,553,811.56
  5. Step 5: Solve for x
    x = 1,396,542,553,811.56/1,352,079.30
  6. Step 6: Final answer
    x = 1,032,885.09

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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.