Home / 4,146,745.76-6,215,985.17-1,983,780.89

Finding the Fourth Proportional to 4,146,745.76, 6,215,985.17 and 1,983,780.89

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Solution

The fourth proportional to 4,146,745.76, 6,215,985.17 and 1,983,780.89 is: 2,973,693.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,146,745.76 : 6,215,985.17 = 1,983,780.89 : x
  2. Step 2: Convert to fraction form
    4,146,745.76/6,215,985.17 = 1,983,780.89/x
  3. Step 3: Cross multiply
    4,146,745.76x = 6,215,985.17 × 1,983,780.89
  4. Step 4: Simplify right side
    4,146,745.76x = 12,331,152,559,209.75
  5. Step 5: Solve for x
    x = 12,331,152,559,209.75/4,146,745.76
  6. Step 6: Final answer
    x = 2,973,693.90

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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.