Home / 1,015,695.29-1,524,041.63-408,459.06

Finding the Fourth Proportional to 1,015,695.29, 1,524,041.63 and 408,459.06

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Solution

The fourth proportional to 1,015,695.29, 1,524,041.63 and 408,459.06 is: 612,889.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,695.29 : 1,524,041.63 = 408,459.06 : x
  2. Step 2: Convert to fraction form
    1,015,695.29/1,524,041.63 = 408,459.06/x
  3. Step 3: Cross multiply
    1,015,695.29x = 1,524,041.63 × 408,459.06
  4. Step 4: Simplify right side
    1,015,695.29x = 622,508,609,548.37
  5. Step 5: Solve for x
    x = 622,508,609,548.37/1,015,695.29
  6. Step 6: Final answer
    x = 612,889.14

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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.