Home / 1,344,491.80-2,017,515.30-503,128.60

Finding the Fourth Proportional to 1,344,491.80, 2,017,515.30 and 503,128.60

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Solution

The fourth proportional to 1,344,491.80, 2,017,515.30 and 503,128.60 is: 754,983.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,491.80 : 2,017,515.30 = 503,128.60 : x
  2. Step 2: Convert to fraction form
    1,344,491.80/2,017,515.30 = 503,128.60/x
  3. Step 3: Cross multiply
    1,344,491.80x = 2,017,515.30 × 503,128.60
  4. Step 4: Simplify right side
    1,344,491.80x = 1,015,069,648,367.58
  5. Step 5: Solve for x
    x = 1,015,069,648,367.58/1,344,491.80
  6. Step 6: Final answer
    x = 754,983.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.