Home / 2,398,235.38-3,309,573.65-1,310,507.12

Finding the Fourth Proportional to 2,398,235.38, 3,309,573.65 and 1,310,507.12

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Solution

The fourth proportional to 2,398,235.38, 3,309,573.65 and 1,310,507.12 is: 1,808,504.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,398,235.38 : 3,309,573.65 = 1,310,507.12 : x
  2. Step 2: Convert to fraction form
    2,398,235.38/3,309,573.65 = 1,310,507.12/x
  3. Step 3: Cross multiply
    2,398,235.38x = 3,309,573.65 × 1,310,507.12
  4. Step 4: Simplify right side
    2,398,235.38x = 4,337,219,832,489.39
  5. Step 5: Solve for x
    x = 4,337,219,832,489.39/2,398,235.38
  6. Step 6: Final answer
    x = 1,808,504.65

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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.