Home / 1,118,094.60-1,677,156.48-319,402.20

Finding the Fourth Proportional to 1,118,094.60, 1,677,156.48 and 319,402.20

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Solution

The fourth proportional to 1,118,094.60, 1,677,156.48 and 319,402.20 is: 479,107.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,094.60 : 1,677,156.48 = 319,402.20 : x
  2. Step 2: Convert to fraction form
    1,118,094.60/1,677,156.48 = 319,402.20/x
  3. Step 3: Cross multiply
    1,118,094.60x = 1,677,156.48 × 319,402.20
  4. Step 4: Simplify right side
    1,118,094.60x = 535,687,469,456.26
  5. Step 5: Solve for x
    x = 535,687,469,456.26/1,118,094.60
  6. Step 6: Final answer
    x = 479,107.47

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1.5x scale

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.