Home / 1,679,262.57-2,519,045.12-542,051.73

Finding the Fourth Proportional to 1,679,262.57, 2,519,045.12 and 542,051.73

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Solution

The fourth proportional to 1,679,262.57, 2,519,045.12 and 542,051.73 is: 813,126.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,262.57 : 2,519,045.12 = 542,051.73 : x
  2. Step 2: Convert to fraction form
    1,679,262.57/2,519,045.12 = 542,051.73/x
  3. Step 3: Cross multiply
    1,679,262.57x = 2,519,045.12 × 542,051.73
  4. Step 4: Simplify right side
    1,679,262.57x = 1,365,452,766,599.19
  5. Step 5: Solve for x
    x = 1,365,452,766,599.19/1,679,262.57
  6. Step 6: Final answer
    x = 813,126.42

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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.