Home / 1,358,241.07-1,873,963.91-814,178.34

Finding the Fourth Proportional to 1,358,241.07, 1,873,963.91 and 814,178.34

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Solution

The fourth proportional to 1,358,241.07, 1,873,963.91 and 814,178.34 is: 1,123,321.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,241.07 : 1,873,963.91 = 814,178.34 : x
  2. Step 2: Convert to fraction form
    1,358,241.07/1,873,963.91 = 814,178.34/x
  3. Step 3: Cross multiply
    1,358,241.07x = 1,873,963.91 × 814,178.34
  4. Step 4: Simplify right side
    1,358,241.07x = 1,525,740,825,463.71
  5. Step 5: Solve for x
    x = 1,525,740,825,463.71/1,358,241.07
  6. Step 6: Final answer
    x = 1,123,321.08

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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.