Home / 1,000,897.95-1,381,242.92-542,012.73

Finding the Fourth Proportional to 1,000,897.95, 1,381,242.92 and 542,012.73

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Solution

The fourth proportional to 1,000,897.95, 1,381,242.92 and 542,012.73 is: 747,979.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,897.95 : 1,381,242.92 = 542,012.73 : x
  2. Step 2: Convert to fraction form
    1,000,897.95/1,381,242.92 = 542,012.73/x
  3. Step 3: Cross multiply
    1,000,897.95x = 1,381,242.92 × 542,012.73
  4. Step 4: Simplify right side
    1,000,897.95x = 748,651,245,862.37
  5. Step 5: Solve for x
    x = 748,651,245,862.37/1,000,897.95
  6. Step 6: Final answer
    x = 747,979.60

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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.