Home / 1,281,498.52-1,768,424.64-737,558.80

Finding the Fourth Proportional to 1,281,498.52, 1,768,424.64 and 737,558.80

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Solution

The fourth proportional to 1,281,498.52, 1,768,424.64 and 737,558.80 is: 1,017,806.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,498.52 : 1,768,424.64 = 737,558.80 : x
  2. Step 2: Convert to fraction form
    1,281,498.52/1,768,424.64 = 737,558.80/x
  3. Step 3: Cross multiply
    1,281,498.52x = 1,768,424.64 × 737,558.80
  4. Step 4: Simplify right side
    1,281,498.52x = 1,304,317,155,368.83
  5. Step 5: Solve for x
    x = 1,304,317,155,368.83/1,281,498.52
  6. Step 6: Final answer
    x = 1,017,806.21

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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.