Home / 3,146,844.12-4,342,518.70-1,770,215.10

Finding the Fourth Proportional to 3,146,844.12, 4,342,518.70 and 1,770,215.10

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Solution

The fourth proportional to 3,146,844.12, 4,342,518.70 and 1,770,215.10 is: 2,442,825.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146,844.12 : 4,342,518.70 = 1,770,215.10 : x
  2. Step 2: Convert to fraction form
    3,146,844.12/4,342,518.70 = 1,770,215.10/x
  3. Step 3: Cross multiply
    3,146,844.12x = 4,342,518.70 × 1,770,215.10
  4. Step 4: Simplify right side
    3,146,844.12x = 7,687,192,174,772.37
  5. Step 5: Solve for x
    x = 7,687,192,174,772.37/3,146,844.12
  6. Step 6: Final answer
    x = 2,442,825.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.