Home / 1,437,817.40-2,154,101.70-876,195.80

Finding the Fourth Proportional to 1,437,817.40, 2,154,101.70 and 876,195.80

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Solution

The fourth proportional to 1,437,817.40, 2,154,101.70 and 876,195.80 is: 1,312,694.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,817.40 : 2,154,101.70 = 876,195.80 : x
  2. Step 2: Convert to fraction form
    1,437,817.40/2,154,101.70 = 876,195.80/x
  3. Step 3: Cross multiply
    1,437,817.40x = 2,154,101.70 × 876,195.80
  4. Step 4: Simplify right side
    1,437,817.40x = 1,887,414,862,312.86
  5. Step 5: Solve for x
    x = 1,887,414,862,312.86/1,437,817.40
  6. Step 6: Final answer
    x = 1,312,694.41

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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.