Home / 1,908,901.59-2,865,427.30-772,446.17

Finding the Fourth Proportional to 1,908,901.59, 2,865,427.30 and 772,446.17

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Solution

The fourth proportional to 1,908,901.59, 2,865,427.30 and 772,446.17 is: 1,159,508.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,901.59 : 2,865,427.30 = 772,446.17 : x
  2. Step 2: Convert to fraction form
    1,908,901.59/2,865,427.30 = 772,446.17/x
  3. Step 3: Cross multiply
    1,908,901.59x = 2,865,427.30 × 772,446.17
  4. Step 4: Simplify right side
    1,908,901.59x = 2,213,388,347,082.56
  5. Step 5: Solve for x
    x = 2,213,388,347,082.56/1,908,901.59
  6. Step 6: Final answer
    x = 1,159,508.88

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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.