Home / 1,001,693.32-1,382,337.95-542,803.88

Finding the Fourth Proportional to 1,001,693.32, 1,382,337.95 and 542,803.88

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Solution

The fourth proportional to 1,001,693.32, 1,382,337.95 and 542,803.88 is: 749,069.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,693.32 : 1,382,337.95 = 542,803.88 : x
  2. Step 2: Convert to fraction form
    1,001,693.32/1,382,337.95 = 542,803.88/x
  3. Step 3: Cross multiply
    1,001,693.32x = 1,382,337.95 × 542,803.88
  4. Step 4: Simplify right side
    1,001,693.32x = 750,338,393,105.54
  5. Step 5: Solve for x
    x = 750,338,393,105.54/1,001,693.32
  6. Step 6: Final answer
    x = 749,069.98

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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.