Home / 1,191,872.40-1,787,808.60-955,676.40

Finding the Fourth Proportional to 1,191,872.40, 1,787,808.60 and 955,676.40

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Solution

The fourth proportional to 1,191,872.40, 1,787,808.60 and 955,676.40 is: 1,433,514.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,872.40 : 1,787,808.60 = 955,676.40 : x
  2. Step 2: Convert to fraction form
    1,191,872.40/1,787,808.60 = 955,676.40/x
  3. Step 3: Cross multiply
    1,191,872.40x = 1,787,808.60 × 955,676.40
  4. Step 4: Simplify right side
    1,191,872.40x = 1,708,566,486,737.04
  5. Step 5: Solve for x
    x = 1,708,566,486,737.04/1,191,872.40
  6. Step 6: Final answer
    x = 1,433,514.60

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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.