Home / 1,373,098.05-1,894,987.56-761,442.66

Finding the Fourth Proportional to 1,373,098.05, 1,894,987.56 and 761,442.66

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Solution

The fourth proportional to 1,373,098.05, 1,894,987.56 and 761,442.66 is: 1,050,853.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,098.05 : 1,894,987.56 = 761,442.66 : x
  2. Step 2: Convert to fraction form
    1,373,098.05/1,894,987.56 = 761,442.66/x
  3. Step 3: Cross multiply
    1,373,098.05x = 1,894,987.56 × 761,442.66
  4. Step 4: Simplify right side
    1,373,098.05x = 1,442,924,368,353.31
  5. Step 5: Solve for x
    x = 1,442,924,368,353.31/1,373,098.05
  6. Step 6: Final answer
    x = 1,050,853.12

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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.