Home / 2,317,135.60-3,478,036.20-1,120,020.40

Finding the Fourth Proportional to 2,317,135.60, 3,478,036.20 and 1,120,020.40

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Solution

The fourth proportional to 2,317,135.60, 3,478,036.20 and 1,120,020.40 is: 1,681,158.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,317,135.60 : 3,478,036.20 = 1,120,020.40 : x
  2. Step 2: Convert to fraction form
    2,317,135.60/3,478,036.20 = 1,120,020.40/x
  3. Step 3: Cross multiply
    2,317,135.60x = 3,478,036.20 × 1,120,020.40
  4. Step 4: Simplify right side
    2,317,135.60x = 3,895,471,495,938.48
  5. Step 5: Solve for x
    x = 3,895,471,495,938.48/2,317,135.60
  6. Step 6: Final answer
    x = 1,681,158.19

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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.