Home / 3,053,781.60-4,580,672.40-1,920,040.80

Finding the Fourth Proportional to 3,053,781.60, 4,580,672.40 and 1,920,040.80

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Solution

The fourth proportional to 3,053,781.60, 4,580,672.40 and 1,920,040.80 is: 2,880,061.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,053,781.60 : 4,580,672.40 = 1,920,040.80 : x
  2. Step 2: Convert to fraction form
    3,053,781.60/4,580,672.40 = 1,920,040.80/x
  3. Step 3: Cross multiply
    3,053,781.60x = 4,580,672.40 × 1,920,040.80
  4. Step 4: Simplify right side
    3,053,781.60x = 8,795,077,899,433.92
  5. Step 5: Solve for x
    x = 8,795,077,899,433.92/3,053,781.60
  6. Step 6: Final answer
    x = 2,880,061.20

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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.