Home / 1,534,719.71-2,301,686.75-454,979.78

Finding the Fourth Proportional to 1,534,719.71, 2,301,686.75 and 454,979.78

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Solution

The fourth proportional to 1,534,719.71, 2,301,686.75 and 454,979.78 is: 682,353.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534,719.71 : 2,301,686.75 = 454,979.78 : x
  2. Step 2: Convert to fraction form
    1,534,719.71/2,301,686.75 = 454,979.78/x
  3. Step 3: Cross multiply
    1,534,719.71x = 2,301,686.75 × 454,979.78
  4. Step 4: Simplify right side
    1,534,719.71x = 1,047,220,931,143.92
  5. Step 5: Solve for x
    x = 1,047,220,931,143.92/1,534,719.71
  6. Step 6: Final answer
    x = 682,353.22

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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.