Home / 2,815,550.60-4,224,200.70-1,109,909.30

Finding the Fourth Proportional to 2,815,550.60, 4,224,200.70 and 1,109,909.30

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Solution

The fourth proportional to 2,815,550.60, 4,224,200.70 and 1,109,909.30 is: 1,665,208.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,815,550.60 : 4,224,200.70 = 1,109,909.30 : x
  2. Step 2: Convert to fraction form
    2,815,550.60/4,224,200.70 = 1,109,909.30/x
  3. Step 3: Cross multiply
    2,815,550.60x = 4,224,200.70 × 1,109,909.30
  4. Step 4: Simplify right side
    2,815,550.60x = 4,688,479,641,996.51
  5. Step 5: Solve for x
    x = 4,688,479,641,996.51/2,815,550.60
  6. Step 6: Final answer
    x = 1,665,208.80

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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.