Home / 1,462,819.36-2,193,440.08-663,664.87

Finding the Fourth Proportional to 1,462,819.36, 2,193,440.08 and 663,664.87

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Solution

The fourth proportional to 1,462,819.36, 2,193,440.08 and 663,664.87 is: 995,139.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462,819.36 : 2,193,440.08 = 663,664.87 : x
  2. Step 2: Convert to fraction form
    1,462,819.36/2,193,440.08 = 663,664.87/x
  3. Step 3: Cross multiply
    1,462,819.36x = 2,193,440.08 × 663,664.87
  4. Step 4: Simplify right side
    1,462,819.36x = 1,455,709,125,545.99
  5. Step 5: Solve for x
    x = 1,455,709,125,545.99/1,462,819.36
  6. Step 6: Final answer
    x = 995,139.36

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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.