Home / 3,147,995.54-4,721,465.05-873,750.98

Finding the Fourth Proportional to 3,147,995.54, 4,721,465.05 and 873,750.98

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Solution

The fourth proportional to 3,147,995.54, 4,721,465.05 and 873,750.98 is: 1,310,479.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,147,995.54 : 4,721,465.05 = 873,750.98 : x
  2. Step 2: Convert to fraction form
    3,147,995.54/4,721,465.05 = 873,750.98/x
  3. Step 3: Cross multiply
    3,147,995.54x = 4,721,465.05 × 873,750.98
  4. Step 4: Simplify right side
    3,147,995.54x = 4,125,384,714,473.25
  5. Step 5: Solve for x
    x = 4,125,384,714,473.25/3,147,995.54
  6. Step 6: Final answer
    x = 1,310,479.85

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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.