Home / 1,374,782.20-2,060,423.70-663,278.20

Finding the Fourth Proportional to 1,374,782.20, 2,060,423.70 and 663,278.20

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Solution

The fourth proportional to 1,374,782.20, 2,060,423.70 and 663,278.20 is: 994,073.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,782.20 : 2,060,423.70 = 663,278.20 : x
  2. Step 2: Convert to fraction form
    1,374,782.20/2,060,423.70 = 663,278.20/x
  3. Step 3: Cross multiply
    1,374,782.20x = 2,060,423.70 × 663,278.20
  4. Step 4: Simplify right side
    1,374,782.20x = 1,366,634,122,973.34
  5. Step 5: Solve for x
    x = 1,366,634,122,973.34/1,374,782.20
  6. Step 6: Final answer
    x = 994,073.19

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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.