Home / 2,398,134.60-3,309,327.09-1,310,443.20

Finding the Fourth Proportional to 2,398,134.60, 3,309,327.09 and 1,310,443.20

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Solution

The fourth proportional to 2,398,134.60, 3,309,327.09 and 1,310,443.20 is: 1,808,357.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,398,134.60 : 3,309,327.09 = 1,310,443.20 : x
  2. Step 2: Convert to fraction form
    2,398,134.60/3,309,327.09 = 1,310,443.20/x
  3. Step 3: Cross multiply
    2,398,134.60x = 3,309,327.09 × 1,310,443.20
  4. Step 4: Simplify right side
    2,398,134.60x = 4,336,685,181,666.29
  5. Step 5: Solve for x
    x = 4,336,685,181,666.29/2,398,134.60
  6. Step 6: Final answer
    x = 1,808,357.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.