Home / 1,254,823.38-1,731,651.69-711,063.08

Finding the Fourth Proportional to 1,254,823.38, 1,731,651.69 and 711,063.08

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Solution

The fourth proportional to 1,254,823.38, 1,731,651.69 and 711,063.08 is: 981,264.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,823.38 : 1,731,651.69 = 711,063.08 : x
  2. Step 2: Convert to fraction form
    1,254,823.38/1,731,651.69 = 711,063.08/x
  3. Step 3: Cross multiply
    1,254,823.38x = 1,731,651.69 × 711,063.08
  4. Step 4: Simplify right side
    1,254,823.38x = 1,231,313,584,178.61
  5. Step 5: Solve for x
    x = 1,231,313,584,178.61/1,254,823.38
  6. Step 6: Final answer
    x = 981,264.46

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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.