Home / 2,680,357.60-4,020,730.80-1,613,101.60

Finding the Fourth Proportional to 2,680,357.60, 4,020,730.80 and 1,613,101.60

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Solution

The fourth proportional to 2,680,357.60, 4,020,730.80 and 1,613,101.60 is: 2,419,769.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680,357.60 : 4,020,730.80 = 1,613,101.60 : x
  2. Step 2: Convert to fraction form
    2,680,357.60/4,020,730.80 = 1,613,101.60/x
  3. Step 3: Cross multiply
    2,680,357.60x = 4,020,730.80 × 1,613,101.60
  4. Step 4: Simplify right side
    2,680,357.60x = 6,485,847,286,649.28
  5. Step 5: Solve for x
    x = 6,485,847,286,649.28/2,680,357.60
  6. Step 6: Final answer
    x = 2,419,769.39

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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.