Home / 2,834,575.80-4,251,863.70-2,117,130.45

Finding the Fourth Proportional to 2,834,575.80, 4,251,863.70 and 2,117,130.45

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Solution

The fourth proportional to 2,834,575.80, 4,251,863.70 and 2,117,130.45 is: 3,175,695.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,834,575.80 : 4,251,863.70 = 2,117,130.45 : x
  2. Step 2: Convert to fraction form
    2,834,575.80/4,251,863.70 = 2,117,130.45/x
  3. Step 3: Cross multiply
    2,834,575.80x = 4,251,863.70 × 2,117,130.45
  4. Step 4: Simplify right side
    2,834,575.80x = 9,001,750,108,519.67
  5. Step 5: Solve for x
    x = 9,001,750,108,519.67/2,834,575.80
  6. Step 6: Final answer
    x = 3,175,695.68

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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.