Home / 1,347,001.70-1,859,468.55-888,388.34

Finding the Fourth Proportional to 1,347,001.70, 1,859,468.55 and 888,388.34

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Solution

The fourth proportional to 1,347,001.70, 1,859,468.55 and 888,388.34 is: 1,226,375.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,001.70 : 1,859,468.55 = 888,388.34 : x
  2. Step 2: Convert to fraction form
    1,347,001.70/1,859,468.55 = 888,388.34/x
  3. Step 3: Cross multiply
    1,347,001.70x = 1,859,468.55 × 888,388.34
  4. Step 4: Simplify right side
    1,347,001.70x = 1,651,930,178,416.71
  5. Step 5: Solve for x
    x = 1,651,930,178,416.71/1,347,001.70
  6. Step 6: Final answer
    x = 1,226,375.72

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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.