Home / 4,712,076.47-7,061,575.49-2,147,022.77

Finding the Fourth Proportional to 4,712,076.47, 7,061,575.49 and 2,147,022.77

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Solution

The fourth proportional to 4,712,076.47, 7,061,575.49 and 2,147,022.77 is: 3,217,554.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,712,076.47 : 7,061,575.49 = 2,147,022.77 : x
  2. Step 2: Convert to fraction form
    4,712,076.47/7,061,575.49 = 2,147,022.77/x
  3. Step 3: Cross multiply
    4,712,076.47x = 7,061,575.49 × 2,147,022.77
  4. Step 4: Simplify right side
    4,712,076.47x = 15,161,363,323,060.92
  5. Step 5: Solve for x
    x = 15,161,363,323,060.92/4,712,076.47
  6. Step 6: Final answer
    x = 3,217,554.60

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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.