Home / 1,963,049.20-2,708,991.60-1,103,613.28

Finding the Fourth Proportional to 1,963,049.20, 2,708,991.60 and 1,103,613.28

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Solution

The fourth proportional to 1,963,049.20, 2,708,991.60 and 1,103,613.28 is: 1,522,977.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,963,049.20 : 2,708,991.60 = 1,103,613.28 : x
  2. Step 2: Convert to fraction form
    1,963,049.20/2,708,991.60 = 1,103,613.28/x
  3. Step 3: Cross multiply
    1,963,049.20x = 2,708,991.60 × 1,103,613.28
  4. Step 4: Simplify right side
    1,963,049.20x = 2,989,679,105,168.45
  5. Step 5: Solve for x
    x = 2,989,679,105,168.45/1,963,049.20
  6. Step 6: Final answer
    x = 1,522,977.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.