Home / 1,362,677.40-2,044,016.10-858,792.60

Finding the Fourth Proportional to 1,362,677.40, 2,044,016.10 and 858,792.60

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Solution

The fourth proportional to 1,362,677.40, 2,044,016.10 and 858,792.60 is: 1,288,188.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,677.40 : 2,044,016.10 = 858,792.60 : x
  2. Step 2: Convert to fraction form
    1,362,677.40/2,044,016.10 = 858,792.60/x
  3. Step 3: Cross multiply
    1,362,677.40x = 2,044,016.10 × 858,792.60
  4. Step 4: Simplify right side
    1,362,677.40x = 1,755,385,900,960.86
  5. Step 5: Solve for x
    x = 1,755,385,900,960.86/1,362,677.40
  6. Step 6: Final answer
    x = 1,288,188.90

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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.