Home / 3,155,999.10-4,733,998.65-1,959,272.70

Finding the Fourth Proportional to 3,155,999.10, 4,733,998.65 and 1,959,272.70

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Solution

The fourth proportional to 3,155,999.10, 4,733,998.65 and 1,959,272.70 is: 2,938,909.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155,999.10 : 4,733,998.65 = 1,959,272.70 : x
  2. Step 2: Convert to fraction form
    3,155,999.10/4,733,998.65 = 1,959,272.70/x
  3. Step 3: Cross multiply
    3,155,999.10x = 4,733,998.65 × 1,959,272.70
  4. Step 4: Simplify right side
    3,155,999.10x = 9,275,194,316,781.86
  5. Step 5: Solve for x
    x = 9,275,194,316,781.86/3,155,999.10
  6. Step 6: Final answer
    x = 2,938,909.05

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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.