Home / 1,169,969.70-1,754,954.55-664,335.30

Finding the Fourth Proportional to 1,169,969.70, 1,754,954.55 and 664,335.30

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Solution

The fourth proportional to 1,169,969.70, 1,754,954.55 and 664,335.30 is: 996,502.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,969.70 : 1,754,954.55 = 664,335.30 : x
  2. Step 2: Convert to fraction form
    1,169,969.70/1,754,954.55 = 664,335.30/x
  3. Step 3: Cross multiply
    1,169,969.70x = 1,754,954.55 × 664,335.30
  4. Step 4: Simplify right side
    1,169,969.70x = 1,165,878,257,460.62
  5. Step 5: Solve for x
    x = 1,165,878,257,460.62/1,169,969.70
  6. Step 6: Final answer
    x = 996,502.95

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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.