Home / 2,431,650.78-3,355,689.30-1,329,104.96

Finding the Fourth Proportional to 2,431,650.78, 3,355,689.30 and 1,329,104.96

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Solution

The fourth proportional to 2,431,650.78, 3,355,689.30 and 1,329,104.96 is: 1,834,170.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,431,650.78 : 3,355,689.30 = 1,329,104.96 : x
  2. Step 2: Convert to fraction form
    2,431,650.78/3,355,689.30 = 1,329,104.96/x
  3. Step 3: Cross multiply
    2,431,650.78x = 3,355,689.30 × 1,329,104.96
  4. Step 4: Simplify right side
    2,431,650.78x = 4,460,063,292,848.93
  5. Step 5: Solve for x
    x = 4,460,063,292,848.93/2,431,650.78
  6. Step 6: Final answer
    x = 1,834,170.98

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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.