Home / 1,923,330.80-2,882,663.40-857,241.20

Finding the Fourth Proportional to 1,923,330.80, 2,882,663.40 and 857,241.20

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Solution

The fourth proportional to 1,923,330.80, 2,882,663.40 and 857,241.20 is: 1,284,822.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,923,330.80 : 2,882,663.40 = 857,241.20 : x
  2. Step 2: Convert to fraction form
    1,923,330.80/2,882,663.40 = 857,241.20/x
  3. Step 3: Cross multiply
    1,923,330.80x = 2,882,663.40 × 857,241.20
  4. Step 4: Simplify right side
    1,923,330.80x = 2,471,137,832,212.08
  5. Step 5: Solve for x
    x = 2,471,137,832,212.08/1,923,330.80
  6. Step 6: Final answer
    x = 1,284,822.06

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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.