Home / 1,099,303.66-1,517,082.60-615,872.80

Finding the Fourth Proportional to 1,099,303.66, 1,517,082.60 and 615,872.80

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Solution

The fourth proportional to 1,099,303.66, 1,517,082.60 and 615,872.80 is: 849,928.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,303.66 : 1,517,082.60 = 615,872.80 : x
  2. Step 2: Convert to fraction form
    1,099,303.66/1,517,082.60 = 615,872.80/x
  3. Step 3: Cross multiply
    1,099,303.66x = 1,517,082.60 × 615,872.80
  4. Step 4: Simplify right side
    1,099,303.66x = 934,329,908,693.28
  5. Step 5: Solve for x
    x = 934,329,908,693.28/1,099,303.66
  6. Step 6: Final answer
    x = 849,928.86

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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.