Home / 1,520,779.24-2,098,905.06-876,294.76

Finding the Fourth Proportional to 1,520,779.24, 2,098,905.06 and 876,294.76

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Solution

The fourth proportional to 1,520,779.24, 2,098,905.06 and 876,294.76 is: 1,209,419.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520,779.24 : 2,098,905.06 = 876,294.76 : x
  2. Step 2: Convert to fraction form
    1,520,779.24/2,098,905.06 = 876,294.76/x
  3. Step 3: Cross multiply
    1,520,779.24x = 2,098,905.06 × 876,294.76
  4. Step 4: Simplify right side
    1,520,779.24x = 1,839,259,505,815.49
  5. Step 5: Solve for x
    x = 1,839,259,505,815.49/1,520,779.24
  6. Step 6: Final answer
    x = 1,209,419.13

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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.