Home / 3,619,159.20-5,426,114.40-1,488,146.40

Finding the Fourth Proportional to 3,619,159.20, 5,426,114.40 and 1,488,146.40

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Solution

The fourth proportional to 3,619,159.20, 5,426,114.40 and 1,488,146.40 is: 2,231,140.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,159.20 : 5,426,114.40 = 1,488,146.40 : x
  2. Step 2: Convert to fraction form
    3,619,159.20/5,426,114.40 = 1,488,146.40/x
  3. Step 3: Cross multiply
    3,619,159.20x = 5,426,114.40 × 1,488,146.40
  4. Step 4: Simplify right side
    3,619,159.20x = 8,074,852,610,348.16
  5. Step 5: Solve for x
    x = 8,074,852,610,348.16/3,619,159.20
  6. Step 6: Final answer
    x = 2,231,140.48

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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.