Home / 1,204,102.40-1,808,227.20-851,590.40

Finding the Fourth Proportional to 1,204,102.40, 1,808,227.20 and 851,590.40

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Solution

The fourth proportional to 1,204,102.40, 1,808,227.20 and 851,590.40 is: 1,278,852.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,102.40 : 1,808,227.20 = 851,590.40 : x
  2. Step 2: Convert to fraction form
    1,204,102.40/1,808,227.20 = 851,590.40/x
  3. Step 3: Cross multiply
    1,204,102.40x = 1,808,227.20 × 851,590.40
  4. Step 4: Simplify right side
    1,204,102.40x = 1,539,868,924,538.88
  5. Step 5: Solve for x
    x = 1,539,868,924,538.88/1,204,102.40
  6. Step 6: Final answer
    x = 1,278,852.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.