Home / 1,341,636.04-2,012,897.13-542,481.76

Finding the Fourth Proportional to 1,341,636.04, 2,012,897.13 and 542,481.76

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Solution

The fourth proportional to 1,341,636.04, 2,012,897.13 and 542,481.76 is: 813,901.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,636.04 : 2,012,897.13 = 542,481.76 : x
  2. Step 2: Convert to fraction form
    1,341,636.04/2,012,897.13 = 542,481.76/x
  3. Step 3: Cross multiply
    1,341,636.04x = 2,012,897.13 × 542,481.76
  4. Step 4: Simplify right side
    1,341,636.04x = 1,091,959,977,781.35
  5. Step 5: Solve for x
    x = 1,091,959,977,781.35/1,341,636.04
  6. Step 6: Final answer
    x = 813,901.79

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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.