Home / 3,114,740.20-4,662,779.10-1,851,917.80

Finding the Fourth Proportional to 3,114,740.20, 4,662,779.10 and 1,851,917.80

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Solution

The fourth proportional to 3,114,740.20, 4,662,779.10 and 1,851,917.80 is: 2,772,328.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114,740.20 : 4,662,779.10 = 1,851,917.80 : x
  2. Step 2: Convert to fraction form
    3,114,740.20/4,662,779.10 = 1,851,917.80/x
  3. Step 3: Cross multiply
    3,114,740.20x = 4,662,779.10 × 1,851,917.80
  4. Step 4: Simplify right side
    3,114,740.20x = 8,635,083,612,757.98
  5. Step 5: Solve for x
    x = 8,635,083,612,757.98/3,114,740.20
  6. Step 6: Final answer
    x = 2,772,328.69

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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.