Home / 3,551,341.20-5,320,888.20-1,654,191.60

Finding the Fourth Proportional to 3,551,341.20, 5,320,888.20 and 1,654,191.60

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Solution

The fourth proportional to 3,551,341.20, 5,320,888.20 and 1,654,191.60 is: 2,478,435.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551,341.20 : 5,320,888.20 = 1,654,191.60 : x
  2. Step 2: Convert to fraction form
    3,551,341.20/5,320,888.20 = 1,654,191.60/x
  3. Step 3: Cross multiply
    3,551,341.20x = 5,320,888.20 × 1,654,191.60
  4. Step 4: Simplify right side
    3,551,341.20x = 8,801,768,564,979.12
  5. Step 5: Solve for x
    x = 8,801,768,564,979.12/3,551,341.20
  6. Step 6: Final answer
    x = 2,478,435.07

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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.