Home / 2,916,002.40-4,374,003.60-786,301.80

Finding the Fourth Proportional to 2,916,002.40, 4,374,003.60 and 786,301.80

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Solution

The fourth proportional to 2,916,002.40, 4,374,003.60 and 786,301.80 is: 1,179,452.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916,002.40 : 4,374,003.60 = 786,301.80 : x
  2. Step 2: Convert to fraction form
    2,916,002.40/4,374,003.60 = 786,301.80/x
  3. Step 3: Cross multiply
    2,916,002.40x = 4,374,003.60 × 786,301.80
  4. Step 4: Simplify right side
    2,916,002.40x = 3,439,286,903,886.48
  5. Step 5: Solve for x
    x = 3,439,286,903,886.48/2,916,002.40
  6. Step 6: Final answer
    x = 1,179,452.70

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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.