Home / 2,207,062.46-3,308,807.10-689,964.32

Finding the Fourth Proportional to 2,207,062.46, 3,308,807.10 and 689,964.32

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Solution

The fourth proportional to 2,207,062.46, 3,308,807.10 and 689,964.32 is: 1,034,387.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,207,062.46 : 3,308,807.10 = 689,964.32 : x
  2. Step 2: Convert to fraction form
    2,207,062.46/3,308,807.10 = 689,964.32/x
  3. Step 3: Cross multiply
    2,207,062.46x = 3,308,807.10 × 689,964.32
  4. Step 4: Simplify right side
    2,207,062.46x = 2,282,958,840,762.67
  5. Step 5: Solve for x
    x = 2,282,958,840,762.67/2,207,062.46
  6. Step 6: Final answer
    x = 1,034,387.96

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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.