Home / 1,609,353.30-2,219,983.69-1,004,691.54

Finding the Fourth Proportional to 1,609,353.30, 2,219,983.69 and 1,004,691.54

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Solution

The fourth proportional to 1,609,353.30, 2,219,983.69 and 1,004,691.54 is: 1,385,897.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,353.30 : 2,219,983.69 = 1,004,691.54 : x
  2. Step 2: Convert to fraction form
    1,609,353.30/2,219,983.69 = 1,004,691.54/x
  3. Step 3: Cross multiply
    1,609,353.30x = 2,219,983.69 × 1,004,691.54
  4. Step 4: Simplify right side
    1,609,353.30x = 2,230,398,832,280.98
  5. Step 5: Solve for x
    x = 2,230,398,832,280.98/1,609,353.30
  6. Step 6: Final answer
    x = 1,385,897.57

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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.