Home / 1,510,184.57-2,083,585.31-856,702.97

Finding the Fourth Proportional to 1,510,184.57, 2,083,585.31 and 856,702.97

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Solution

The fourth proportional to 1,510,184.57, 2,083,585.31 and 856,702.97 is: 1,181,983.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,184.57 : 2,083,585.31 = 856,702.97 : x
  2. Step 2: Convert to fraction form
    1,510,184.57/2,083,585.31 = 856,702.97/x
  3. Step 3: Cross multiply
    1,510,184.57x = 2,083,585.31 × 856,702.97
  4. Step 4: Simplify right side
    1,510,184.57x = 1,785,013,719,041.86
  5. Step 5: Solve for x
    x = 1,785,013,719,041.86/1,510,184.57
  6. Step 6: Final answer
    x = 1,181,983.81

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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.