Home / 2,239,081.61-3,356,633.91-872,538.76

Finding the Fourth Proportional to 2,239,081.61, 3,356,633.91 and 872,538.76

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Solution

The fourth proportional to 2,239,081.61, 3,356,633.91 and 872,538.76 is: 1,308,033.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239,081.61 : 3,356,633.91 = 872,538.76 : x
  2. Step 2: Convert to fraction form
    2,239,081.61/3,356,633.91 = 872,538.76/x
  3. Step 3: Cross multiply
    2,239,081.61x = 3,356,633.91 × 872,538.76
  4. Step 4: Simplify right side
    2,239,081.61x = 2,928,793,186,405.58
  5. Step 5: Solve for x
    x = 2,928,793,186,405.58/2,239,081.61
  6. Step 6: Final answer
    x = 1,308,033.25

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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.