Home / 1,491,287.36-2,057,850.16-837,862.40

Finding the Fourth Proportional to 1,491,287.36, 2,057,850.16 and 837,862.40

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Solution

The fourth proportional to 1,491,287.36, 2,057,850.16 and 837,862.40 is: 1,156,179.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,287.36 : 2,057,850.16 = 837,862.40 : x
  2. Step 2: Convert to fraction form
    1,491,287.36/2,057,850.16 = 837,862.40/x
  3. Step 3: Cross multiply
    1,491,287.36x = 2,057,850.16 × 837,862.40
  4. Step 4: Simplify right side
    1,491,287.36x = 1,724,195,273,897.98
  5. Step 5: Solve for x
    x = 1,724,195,273,897.98/1,491,287.36
  6. Step 6: Final answer
    x = 1,156,179.10

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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.