Home / 3,264,676.79-4,897,009.31-868,521.42

Finding the Fourth Proportional to 3,264,676.79, 4,897,009.31 and 868,521.42

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Solution

The fourth proportional to 3,264,676.79, 4,897,009.31 and 868,521.42 is: 1,302,780.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,264,676.79 : 4,897,009.31 = 868,521.42 : x
  2. Step 2: Convert to fraction form
    3,264,676.79/4,897,009.31 = 868,521.42/x
  3. Step 3: Cross multiply
    3,264,676.79x = 4,897,009.31 × 868,521.42
  4. Step 4: Simplify right side
    3,264,676.79x = 4,253,157,475,331.81
  5. Step 5: Solve for x
    x = 4,253,157,475,331.81/3,264,676.79
  6. Step 6: Final answer
    x = 1,302,780.57

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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.