Home / 3,156,006.60-4,734,009.90-1,959,280.20

Finding the Fourth Proportional to 3,156,006.60, 4,734,009.90 and 1,959,280.20

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Solution

The fourth proportional to 3,156,006.60, 4,734,009.90 and 1,959,280.20 is: 2,938,920.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156,006.60 : 4,734,009.90 = 1,959,280.20 : x
  2. Step 2: Convert to fraction form
    3,156,006.60/4,734,009.90 = 1,959,280.20/x
  3. Step 3: Cross multiply
    3,156,006.60x = 4,734,009.90 × 1,959,280.20
  4. Step 4: Simplify right side
    3,156,006.60x = 9,275,251,863,673.98
  5. Step 5: Solve for x
    x = 9,275,251,863,673.98/3,156,006.60
  6. Step 6: Final answer
    x = 2,938,920.30

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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.