Home / 1,964,992.39-2,947,488.59-545,048.46

Finding the Fourth Proportional to 1,964,992.39, 2,947,488.59 and 545,048.46

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Solution

The fourth proportional to 1,964,992.39, 2,947,488.59 and 545,048.46 is: 817,572.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,992.39 : 2,947,488.59 = 545,048.46 : x
  2. Step 2: Convert to fraction form
    1,964,992.39/2,947,488.59 = 545,048.46/x
  3. Step 3: Cross multiply
    1,964,992.39x = 2,947,488.59 × 545,048.46
  4. Step 4: Simplify right side
    1,964,992.39x = 1,606,524,118,209.69
  5. Step 5: Solve for x
    x = 1,606,524,118,209.69/1,964,992.39
  6. Step 6: Final answer
    x = 817,572.69

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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.