Home / 1,304,324.40-1,956,486.60-861,092.40

Finding the Fourth Proportional to 1,304,324.40, 1,956,486.60 and 861,092.40

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Solution

The fourth proportional to 1,304,324.40, 1,956,486.60 and 861,092.40 is: 1,291,638.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,324.40 : 1,956,486.60 = 861,092.40 : x
  2. Step 2: Convert to fraction form
    1,304,324.40/1,956,486.60 = 861,092.40/x
  3. Step 3: Cross multiply
    1,304,324.40x = 1,956,486.60 × 861,092.40
  4. Step 4: Simplify right side
    1,304,324.40x = 1,684,715,741,961.84
  5. Step 5: Solve for x
    x = 1,684,715,741,961.84/1,304,324.40
  6. Step 6: Final answer
    x = 1,291,638.60

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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.