Home / 1,491,663.56-2,239,446.64-885,558.36

Finding the Fourth Proportional to 1,491,663.56, 2,239,446.64 and 885,558.36

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Solution

The fourth proportional to 1,491,663.56, 2,239,446.64 and 885,558.36 is: 1,329,495.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,663.56 : 2,239,446.64 = 885,558.36 : x
  2. Step 2: Convert to fraction form
    1,491,663.56/2,239,446.64 = 885,558.36/x
  3. Step 3: Cross multiply
    1,491,663.56x = 2,239,446.64 × 885,558.36
  4. Step 4: Simplify right side
    1,491,663.56x = 1,983,160,693,825.91
  5. Step 5: Solve for x
    x = 1,983,160,693,825.91/1,491,663.56
  6. Step 6: Final answer
    x = 1,329,495.97

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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.