Home / 927,841.84-1,280,453.25-885,326.56

Finding the Fourth Proportional to 927,841.84, 1,280,453.25 and 885,326.56

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Solution

The fourth proportional to 927,841.84, 1,280,453.25 and 885,326.56 is: 1,221,780.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,841.84 : 1,280,453.25 = 885,326.56 : x
  2. Step 2: Convert to fraction form
    927,841.84/1,280,453.25 = 885,326.56/x
  3. Step 3: Cross multiply
    927,841.84x = 1,280,453.25 × 885,326.56
  4. Step 4: Simplify right side
    927,841.84x = 1,133,619,271,182.16
  5. Step 5: Solve for x
    x = 1,133,619,271,182.16/927,841.84
  6. Step 6: Final answer
    x = 1,221,780.72

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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.