Home / 1,579,548.10-2,179,588.57-891,179.71

Finding the Fourth Proportional to 1,579,548.10, 2,179,588.57 and 891,179.71

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Solution

The fourth proportional to 1,579,548.10, 2,179,588.57 and 891,179.71 is: 1,229,722.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,548.10 : 2,179,588.57 = 891,179.71 : x
  2. Step 2: Convert to fraction form
    1,579,548.10/2,179,588.57 = 891,179.71/x
  3. Step 3: Cross multiply
    1,579,548.10x = 2,179,588.57 × 891,179.71
  4. Step 4: Simplify right side
    1,579,548.10x = 1,942,405,109,731.91
  5. Step 5: Solve for x
    x = 1,942,405,109,731.91/1,579,548.10
  6. Step 6: Final answer
    x = 1,229,722.04

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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.