Home / 2,913,998.40-4,374,934.20-1,851,116.40

Finding the Fourth Proportional to 2,913,998.40, 4,374,934.20 and 1,851,116.40

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Solution

The fourth proportional to 2,913,998.40, 4,374,934.20 and 1,851,116.40 is: 2,779,175.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913,998.40 : 4,374,934.20 = 1,851,116.40 : x
  2. Step 2: Convert to fraction form
    2,913,998.40/4,374,934.20 = 1,851,116.40/x
  3. Step 3: Cross multiply
    2,913,998.40x = 4,374,934.20 × 1,851,116.40
  4. Step 4: Simplify right side
    2,913,998.40x = 8,098,512,446,540.88
  5. Step 5: Solve for x
    x = 8,098,512,446,540.88/2,913,998.40
  6. Step 6: Final answer
    x = 2,779,175.32

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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.