Home / 1,937,556.40-2,905,297.80-814,356.40

Finding the Fourth Proportional to 1,937,556.40, 2,905,297.80 and 814,356.40

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Solution

The fourth proportional to 1,937,556.40, 2,905,297.80 and 814,356.40 is: 1,221,098.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937,556.40 : 2,905,297.80 = 814,356.40 : x
  2. Step 2: Convert to fraction form
    1,937,556.40/2,905,297.80 = 814,356.40/x
  3. Step 3: Cross multiply
    1,937,556.40x = 2,905,297.80 × 814,356.40
  4. Step 4: Simplify right side
    1,937,556.40x = 2,365,947,857,335.92
  5. Step 5: Solve for x
    x = 2,365,947,857,335.92/1,937,556.40
  6. Step 6: Final answer
    x = 1,221,098.83

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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.