Home / 1,729,510.40-2,386,944.51-1,004,213.72

Finding the Fourth Proportional to 1,729,510.40, 2,386,944.51 and 1,004,213.72

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Solution

The fourth proportional to 1,729,510.40, 2,386,944.51 and 1,004,213.72 is: 1,385,942.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,729,510.40 : 2,386,944.51 = 1,004,213.72 : x
  2. Step 2: Convert to fraction form
    1,729,510.40/2,386,944.51 = 1,004,213.72/x
  3. Step 3: Cross multiply
    1,729,510.40x = 2,386,944.51 × 1,004,213.72
  4. Step 4: Simplify right side
    1,729,510.40x = 2,397,002,425,820.68
  5. Step 5: Solve for x
    x = 2,397,002,425,820.68/1,729,510.40
  6. Step 6: Final answer
    x = 1,385,942.76

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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.