Home / 1,125,125.65-1,552,660.25-608,867.58

Finding the Fourth Proportional to 1,125,125.65, 1,552,660.25 and 608,867.58

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Solution

The fourth proportional to 1,125,125.65, 1,552,660.25 and 608,867.58 is: 840,230.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,125.65 : 1,552,660.25 = 608,867.58 : x
  2. Step 2: Convert to fraction form
    1,125,125.65/1,552,660.25 = 608,867.58/x
  3. Step 3: Cross multiply
    1,125,125.65x = 1,552,660.25 × 608,867.58
  4. Step 4: Simplify right side
    1,125,125.65x = 945,364,488,979.70
  5. Step 5: Solve for x
    x = 945,364,488,979.70/1,125,125.65
  6. Step 6: Final answer
    x = 840,230.15

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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.