Home / 1,099,583.64-1,517,423.42-669,863.76

Finding the Fourth Proportional to 1,099,583.64, 1,517,423.42 and 669,863.76

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Solution

The fourth proportional to 1,099,583.64, 1,517,423.42 and 669,863.76 is: 924,410.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,583.64 : 1,517,423.42 = 669,863.76 : x
  2. Step 2: Convert to fraction form
    1,099,583.64/1,517,423.42 = 669,863.76/x
  3. Step 3: Cross multiply
    1,099,583.64x = 1,517,423.42 × 669,863.76
  4. Step 4: Simplify right side
    1,099,583.64x = 1,016,466,953,617.58
  5. Step 5: Solve for x
    x = 1,016,466,953,617.58/1,099,583.64
  6. Step 6: Final answer
    x = 924,410.76

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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.