Home / 1,560,188.20-2,340,509.10-661,628.20

Finding the Fourth Proportional to 1,560,188.20, 2,340,509.10 and 661,628.20

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Solution

The fourth proportional to 1,560,188.20, 2,340,509.10 and 661,628.20 is: 992,538.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,188.20 : 2,340,509.10 = 661,628.20 : x
  2. Step 2: Convert to fraction form
    1,560,188.20/2,340,509.10 = 661,628.20/x
  3. Step 3: Cross multiply
    1,560,188.20x = 2,340,509.10 × 661,628.20
  4. Step 4: Simplify right side
    1,560,188.20x = 1,548,546,822,916.62
  5. Step 5: Solve for x
    x = 1,548,546,822,916.62/1,560,188.20
  6. Step 6: Final answer
    x = 992,538.48

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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.