Home / 1,050,279.80-1,573,346.10-628,302.20

Finding the Fourth Proportional to 1,050,279.80, 1,573,346.10 and 628,302.20

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Solution

The fourth proportional to 1,050,279.80, 1,573,346.10 and 628,302.20 is: 941,212.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,279.80 : 1,573,346.10 = 628,302.20 : x
  2. Step 2: Convert to fraction form
    1,050,279.80/1,573,346.10 = 628,302.20/x
  3. Step 3: Cross multiply
    1,050,279.80x = 1,573,346.10 × 628,302.20
  4. Step 4: Simplify right side
    1,050,279.80x = 988,536,815,991.42
  5. Step 5: Solve for x
    x = 988,536,815,991.42/1,050,279.80
  6. Step 6: Final answer
    x = 941,212.82

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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.