Home / 1,001,109.03-1,381,523.34-542,212.98

Finding the Fourth Proportional to 1,001,109.03, 1,381,523.34 and 542,212.98

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Solution

The fourth proportional to 1,001,109.03, 1,381,523.34 and 542,212.98 is: 748,250.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,109.03 : 1,381,523.34 = 542,212.98 : x
  2. Step 2: Convert to fraction form
    1,001,109.03/1,381,523.34 = 542,212.98/x
  3. Step 3: Cross multiply
    1,001,109.03x = 1,381,523.34 × 542,212.98
  4. Step 4: Simplify right side
    1,001,109.03x = 749,079,887,120.95
  5. Step 5: Solve for x
    x = 749,079,887,120.95/1,001,109.03
  6. Step 6: Final answer
    x = 748,250.06

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1.5x scale

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.