Home / 1,577,189.68-2,177,248.31-923,725.01

Finding the Fourth Proportional to 1,577,189.68, 2,177,248.31 and 923,725.01

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Solution

The fourth proportional to 1,577,189.68, 2,177,248.31 and 923,725.01 is: 1,275,166.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,189.68 : 2,177,248.31 = 923,725.01 : x
  2. Step 2: Convert to fraction form
    1,577,189.68/2,177,248.31 = 923,725.01/x
  3. Step 3: Cross multiply
    1,577,189.68x = 2,177,248.31 × 923,725.01
  4. Step 4: Simplify right side
    1,577,189.68x = 2,011,178,721,215.70
  5. Step 5: Solve for x
    x = 2,011,178,721,215.70/1,577,189.68
  6. Step 6: Final answer
    x = 1,275,166.04

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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.