Home / 1,458,542.61-2,012,890.59-813,973.59

Finding the Fourth Proportional to 1,458,542.61, 2,012,890.59 and 813,973.59

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Solution

The fourth proportional to 1,458,542.61, 2,012,890.59 and 813,973.59 is: 1,123,340.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,542.61 : 2,012,890.59 = 813,973.59 : x
  2. Step 2: Convert to fraction form
    1,458,542.61/2,012,890.59 = 813,973.59/x
  3. Step 3: Cross multiply
    1,458,542.61x = 2,012,890.59 × 813,973.59
  4. Step 4: Simplify right side
    1,458,542.61x = 1,638,439,779,819.52
  5. Step 5: Solve for x
    x = 1,638,439,779,819.52/1,458,542.61
  6. Step 6: Final answer
    x = 1,123,340.36

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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.