Home / 1,964,981.30-2,947,471.76-545,037.44

Finding the Fourth Proportional to 1,964,981.30, 2,947,471.76 and 545,037.44

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Solution

The fourth proportional to 1,964,981.30, 2,947,471.76 and 545,037.44 is: 817,556.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,981.30 : 2,947,471.76 = 545,037.44 : x
  2. Step 2: Convert to fraction form
    1,964,981.30/2,947,471.76 = 545,037.44/x
  3. Step 3: Cross multiply
    1,964,981.30x = 2,947,471.76 × 545,037.44
  4. Step 4: Simplify right side
    1,964,981.30x = 1,606,482,462,542.69
  5. Step 5: Solve for x
    x = 1,606,482,462,542.69/1,964,981.30
  6. Step 6: Final answer
    x = 817,556.11

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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.