Home / 1,571,077.97-2,357,650.31-861,604.23

Finding the Fourth Proportional to 1,571,077.97, 2,357,650.31 and 861,604.23

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Solution

The fourth proportional to 1,571,077.97, 2,357,650.31 and 861,604.23 is: 1,292,973.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,571,077.97 : 2,357,650.31 = 861,604.23 : x
  2. Step 2: Convert to fraction form
    1,571,077.97/2,357,650.31 = 861,604.23/x
  3. Step 3: Cross multiply
    1,571,077.97x = 2,357,650.31 × 861,604.23
  4. Step 4: Simplify right side
    1,571,077.97x = 2,031,361,475,648.79
  5. Step 5: Solve for x
    x = 2,031,361,475,648.79/1,571,077.97
  6. Step 6: Final answer
    x = 1,292,973.05

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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.