Home / 1,771,825.80-2,655,924.30-871,883.40

Finding the Fourth Proportional to 1,771,825.80, 2,655,924.30 and 871,883.40

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Solution

The fourth proportional to 1,771,825.80, 2,655,924.30 and 871,883.40 is: 1,306,932.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,825.80 : 2,655,924.30 = 871,883.40 : x
  2. Step 2: Convert to fraction form
    1,771,825.80/2,655,924.30 = 871,883.40/x
  3. Step 3: Cross multiply
    1,771,825.80x = 2,655,924.30 × 871,883.40
  4. Step 4: Simplify right side
    1,771,825.80x = 2,315,656,308,826.62
  5. Step 5: Solve for x
    x = 2,315,656,308,826.62/1,771,825.80
  6. Step 6: Final answer
    x = 1,306,932.27

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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.