Home / 2,398,720.38-3,598,703.73-715,823.88

Finding the Fourth Proportional to 2,398,720.38, 3,598,703.73 and 715,823.88

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Solution

The fourth proportional to 2,398,720.38, 3,598,703.73 and 715,823.88 is: 1,073,921.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,398,720.38 : 3,598,703.73 = 715,823.88 : x
  2. Step 2: Convert to fraction form
    2,398,720.38/3,598,703.73 = 715,823.88/x
  3. Step 3: Cross multiply
    2,398,720.38x = 3,598,703.73 × 715,823.88
  4. Step 4: Simplify right side
    2,398,720.38x = 2,576,038,066,979.07
  5. Step 5: Solve for x
    x = 2,576,038,066,979.07/2,398,720.38
  6. Step 6: Final answer
    x = 1,073,921.78

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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.