Home / 1,478,960.17-2,040,965.17-799,896.67

Finding the Fourth Proportional to 1,478,960.17, 2,040,965.17 and 799,896.67

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Solution

The fourth proportional to 1,478,960.17, 2,040,965.17 and 799,896.67 is: 1,103,857.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,960.17 : 2,040,965.17 = 799,896.67 : x
  2. Step 2: Convert to fraction form
    1,478,960.17/2,040,965.17 = 799,896.67/x
  3. Step 3: Cross multiply
    1,478,960.17x = 2,040,965.17 × 799,896.67
  4. Step 4: Simplify right side
    1,478,960.17x = 1,632,561,235,966.83
  5. Step 5: Solve for x
    x = 1,632,561,235,966.83/1,478,960.17
  6. Step 6: Final answer
    x = 1,103,857.47

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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.