Home / 1,908,955.62-2,865,508.26-772,500.24

Finding the Fourth Proportional to 1,908,955.62, 2,865,508.26 and 772,500.24

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Solution

The fourth proportional to 1,908,955.62, 2,865,508.26 and 772,500.24 is: 1,159,589.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,955.62 : 2,865,508.26 = 772,500.24 : x
  2. Step 2: Convert to fraction form
    1,908,955.62/2,865,508.26 = 772,500.24/x
  3. Step 3: Cross multiply
    1,908,955.62x = 2,865,508.26 × 772,500.24
  4. Step 4: Simplify right side
    1,908,955.62x = 2,213,605,818,571.98
  5. Step 5: Solve for x
    x = 2,213,605,818,571.98/1,908,955.62
  6. Step 6: Final answer
    x = 1,159,589.98

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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.