Home / 1,078,891.52-1,488,868.80-595,457

Finding the Fourth Proportional to 1,078,891.52, 1,488,868.80 and 595,457

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Solution

The fourth proportional to 1,078,891.52, 1,488,868.80 and 595,457 is: 821,729.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,891.52 : 1,488,868.80 = 595,457 : x
  2. Step 2: Convert to fraction form
    1,078,891.52/1,488,868.80 = 595,457/x
  3. Step 3: Cross multiply
    1,078,891.52x = 1,488,868.80 × 595,457
  4. Step 4: Simplify right side
    1,078,891.52x = 886,557,349,041.60
  5. Step 5: Solve for x
    x = 886,557,349,041.60/1,078,891.52
  6. Step 6: Final answer
    x = 821,729.83

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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.