Home / 2,325,354.78-3,209,133.79-1,292,870.87

Finding the Fourth Proportional to 2,325,354.78, 3,209,133.79 and 1,292,870.87

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Solution

The fourth proportional to 2,325,354.78, 3,209,133.79 and 1,292,870.87 is: 1,784,241.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,325,354.78 : 3,209,133.79 = 1,292,870.87 : x
  2. Step 2: Convert to fraction form
    2,325,354.78/3,209,133.79 = 1,292,870.87/x
  3. Step 3: Cross multiply
    2,325,354.78x = 3,209,133.79 × 1,292,870.87
  4. Step 4: Simplify right side
    2,325,354.78x = 4,148,995,585,355.97
  5. Step 5: Solve for x
    x = 4,148,995,585,355.97/2,325,354.78
  6. Step 6: Final answer
    x = 1,784,241.96

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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.