Home / 1,998,040.10-2,996,561.22-783,864.19

Finding the Fourth Proportional to 1,998,040.10, 2,996,561.22 and 783,864.19

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Solution

The fourth proportional to 1,998,040.10, 2,996,561.22 and 783,864.19 is: 1,175,600.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,998,040.10 : 2,996,561.22 = 783,864.19 : x
  2. Step 2: Convert to fraction form
    1,998,040.10/2,996,561.22 = 783,864.19/x
  3. Step 3: Cross multiply
    1,998,040.10x = 2,996,561.22 × 783,864.19
  4. Step 4: Simplify right side
    1,998,040.10x = 2,348,897,023,069.82
  5. Step 5: Solve for x
    x = 2,348,897,023,069.82/1,998,040.10
  6. Step 6: Final answer
    x = 1,175,600.54

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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.