Home / 2,914,172.80-4,371,259.20-1,853,915.20

Finding the Fourth Proportional to 2,914,172.80, 4,371,259.20 and 1,853,915.20

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Solution

The fourth proportional to 2,914,172.80, 4,371,259.20 and 1,853,915.20 is: 2,780,872.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,914,172.80 : 4,371,259.20 = 1,853,915.20 : x
  2. Step 2: Convert to fraction form
    2,914,172.80/4,371,259.20 = 1,853,915.20/x
  3. Step 3: Cross multiply
    2,914,172.80x = 4,371,259.20 × 1,853,915.20
  4. Step 4: Simplify right side
    2,914,172.80x = 8,103,943,874,019.84
  5. Step 5: Solve for x
    x = 8,103,943,874,019.84/2,914,172.80
  6. Step 6: Final answer
    x = 2,780,872.80

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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.