Home / 1,551,290.60-2,327,008.80-486,367.40

Finding the Fourth Proportional to 1,551,290.60, 2,327,008.80 and 486,367.40

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Solution

The fourth proportional to 1,551,290.60, 2,327,008.80 and 486,367.40 is: 729,573.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,290.60 : 2,327,008.80 = 486,367.40 : x
  2. Step 2: Convert to fraction form
    1,551,290.60/2,327,008.80 = 486,367.40/x
  3. Step 3: Cross multiply
    1,551,290.60x = 2,327,008.80 × 486,367.40
  4. Step 4: Simplify right side
    1,551,290.60x = 1,131,781,219,833.12
  5. Step 5: Solve for x
    x = 1,131,781,219,833.12/1,551,290.60
  6. Step 6: Final answer
    x = 729,573.96

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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.