Home / 3,353,044.32-5,029,517.52-828,699.84

Finding the Fourth Proportional to 3,353,044.32, 5,029,517.52 and 828,699.84

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Solution

The fourth proportional to 3,353,044.32, 5,029,517.52 and 828,699.84 is: 1,243,037.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,353,044.32 : 5,029,517.52 = 828,699.84 : x
  2. Step 2: Convert to fraction form
    3,353,044.32/5,029,517.52 = 828,699.84/x
  3. Step 3: Cross multiply
    3,353,044.32x = 5,029,517.52 × 828,699.84
  4. Step 4: Simplify right side
    3,353,044.32x = 4,167,960,364,101.20
  5. Step 5: Solve for x
    x = 4,167,960,364,101.20/3,353,044.32
  6. Step 6: Final answer
    x = 1,243,037.66

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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.