Home / 1,754,735.20-2,627,437.20-1,120,213.60

Finding the Fourth Proportional to 1,754,735.20, 2,627,437.20 and 1,120,213.60

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Solution

The fourth proportional to 1,754,735.20, 2,627,437.20 and 1,120,213.60 is: 1,677,341.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754,735.20 : 2,627,437.20 = 1,120,213.60 : x
  2. Step 2: Convert to fraction form
    1,754,735.20/2,627,437.20 = 1,120,213.60/x
  3. Step 3: Cross multiply
    1,754,735.20x = 2,627,437.20 × 1,120,213.60
  4. Step 4: Simplify right side
    1,754,735.20x = 2,943,290,884,585.92
  5. Step 5: Solve for x
    x = 2,943,290,884,585.92/1,754,735.20
  6. Step 6: Final answer
    x = 1,677,341.91

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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.