Home / 2,731,243.20-4,096,864.80-709,321.20

Finding the Fourth Proportional to 2,731,243.20, 4,096,864.80 and 709,321.20

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Solution

The fourth proportional to 2,731,243.20, 4,096,864.80 and 709,321.20 is: 1,063,981.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731,243.20 : 4,096,864.80 = 709,321.20 : x
  2. Step 2: Convert to fraction form
    2,731,243.20/4,096,864.80 = 709,321.20/x
  3. Step 3: Cross multiply
    2,731,243.20x = 4,096,864.80 × 709,321.20
  4. Step 4: Simplify right side
    2,731,243.20x = 2,905,993,056,173.76
  5. Step 5: Solve for x
    x = 2,905,993,056,173.76/2,731,243.20
  6. Step 6: Final answer
    x = 1,063,981.80

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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.