Home / 941,480.87-1,411,689.74-861,141.94

Finding the Fourth Proportional to 941,480.87, 1,411,689.74 and 861,141.94

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Solution

The fourth proportional to 941,480.87, 1,411,689.74 and 861,141.94 is: 1,291,226.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,480.87 : 1,411,689.74 = 861,141.94 : x
  2. Step 2: Convert to fraction form
    941,480.87/1,411,689.74 = 861,141.94/x
  3. Step 3: Cross multiply
    941,480.87x = 1,411,689.74 × 861,141.94
  4. Step 4: Simplify right side
    941,480.87x = 1,215,665,233,546.76
  5. Step 5: Solve for x
    x = 1,215,665,233,546.76/941,480.87
  6. Step 6: Final answer
    x = 1,291,226.70

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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.