Home / 2,731,320.40-4,093,481.40-2,430,389.20

Finding the Fourth Proportional to 2,731,320.40, 4,093,481.40 and 2,430,389.20

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Solution

The fourth proportional to 2,731,320.40, 4,093,481.40 and 2,430,389.20 is: 3,642,470.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731,320.40 : 4,093,481.40 = 2,430,389.20 : x
  2. Step 2: Convert to fraction form
    2,731,320.40/4,093,481.40 = 2,430,389.20/x
  3. Step 3: Cross multiply
    2,731,320.40x = 4,093,481.40 × 2,430,389.20
  4. Step 4: Simplify right side
    2,731,320.40x = 9,948,752,984,960.88
  5. Step 5: Solve for x
    x = 9,948,752,984,960.88/2,731,320.40
  6. Step 6: Final answer
    x = 3,642,470.13

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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.