Home / 1,577,035.09-2,176,309.61-851,882.82

Finding the Fourth Proportional to 1,577,035.09, 2,176,309.61 and 851,882.82

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Solution

The fourth proportional to 1,577,035.09, 2,176,309.61 and 851,882.82 is: 1,175,598.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,035.09 : 2,176,309.61 = 851,882.82 : x
  2. Step 2: Convert to fraction form
    1,577,035.09/2,176,309.61 = 851,882.82/x
  3. Step 3: Cross multiply
    1,577,035.09x = 2,176,309.61 × 851,882.82
  4. Step 4: Simplify right side
    1,577,035.09x = 1,853,960,767,759.90
  5. Step 5: Solve for x
    x = 1,853,960,767,759.90/1,577,035.09
  6. Step 6: Final answer
    x = 1,175,598.93

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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.