Home / 2,098,440.60-3,146,105.70-899,381.40

Finding the Fourth Proportional to 2,098,440.60, 3,146,105.70 and 899,381.40

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Solution

The fourth proportional to 2,098,440.60, 3,146,105.70 and 899,381.40 is: 1,348,405.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,098,440.60 : 3,146,105.70 = 899,381.40 : x
  2. Step 2: Convert to fraction form
    2,098,440.60/3,146,105.70 = 899,381.40/x
  3. Step 3: Cross multiply
    2,098,440.60x = 3,146,105.70 × 899,381.40
  4. Step 4: Simplify right side
    2,098,440.60x = 2,829,548,949,013.98
  5. Step 5: Solve for x
    x = 2,829,548,949,013.98/2,098,440.60
  6. Step 6: Final answer
    x = 1,348,405.55

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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.