Home / 1,479,344.90-2,217,486.45-803,999.30

Finding the Fourth Proportional to 1,479,344.90, 2,217,486.45 and 803,999.30

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Solution

The fourth proportional to 1,479,344.90, 2,217,486.45 and 803,999.30 is: 1,205,166.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,344.90 : 2,217,486.45 = 803,999.30 : x
  2. Step 2: Convert to fraction form
    1,479,344.90/2,217,486.45 = 803,999.30/x
  3. Step 3: Cross multiply
    1,479,344.90x = 2,217,486.45 × 803,999.30
  4. Step 4: Simplify right side
    1,479,344.90x = 1,782,857,553,559.49
  5. Step 5: Solve for x
    x = 1,782,857,553,559.49/1,479,344.90
  6. Step 6: Final answer
    x = 1,205,166.93

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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.