Home / 1,001,597.28-1,382,205.45-542,711.49

Finding the Fourth Proportional to 1,001,597.28, 1,382,205.45 and 542,711.49

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Solution

The fourth proportional to 1,001,597.28, 1,382,205.45 and 542,711.49 is: 748,942.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,597.28 : 1,382,205.45 = 542,711.49 : x
  2. Step 2: Convert to fraction form
    1,001,597.28/1,382,205.45 = 542,711.49/x
  3. Step 3: Cross multiply
    1,001,597.28x = 1,382,205.45 × 542,711.49
  4. Step 4: Simplify right side
    1,001,597.28x = 750,138,774,072.35
  5. Step 5: Solve for x
    x = 750,138,774,072.35/1,001,597.28
  6. Step 6: Final answer
    x = 748,942.51

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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.