Home / 1,001,323.54-1,381,820.57-542,446.85

Finding the Fourth Proportional to 1,001,323.54, 1,381,820.57 and 542,446.85

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Solution

The fourth proportional to 1,001,323.54, 1,381,820.57 and 542,446.85 is: 748,573.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,323.54 : 1,381,820.57 = 542,446.85 : x
  2. Step 2: Convert to fraction form
    1,001,323.54/1,381,820.57 = 542,446.85/x
  3. Step 3: Cross multiply
    1,001,323.54x = 1,381,820.57 × 542,446.85
  4. Step 4: Simplify right side
    1,001,323.54x = 749,564,216,204.02
  5. Step 5: Solve for x
    x = 749,564,216,204.02/1,001,323.54
  6. Step 6: Final answer
    x = 748,573.45

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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.