Home / 1,719,130.80-2,573,447.40-1,341,217.20

Finding the Fourth Proportional to 1,719,130.80, 2,573,447.40 and 1,341,217.20

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Solution

The fourth proportional to 1,719,130.80, 2,573,447.40 and 1,341,217.20 is: 2,007,730.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719,130.80 : 2,573,447.40 = 1,341,217.20 : x
  2. Step 2: Convert to fraction form
    1,719,130.80/2,573,447.40 = 1,341,217.20/x
  3. Step 3: Cross multiply
    1,719,130.80x = 2,573,447.40 × 1,341,217.20
  4. Step 4: Simplify right side
    1,719,130.80x = 3,451,551,916,175.28
  5. Step 5: Solve for x
    x = 3,451,551,916,175.28/1,719,130.80
  6. Step 6: Final answer
    x = 2,007,730.83

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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.