Home / 1,234,079.12-1,850,651.48-672,808.08

Finding the Fourth Proportional to 1,234,079.12, 1,850,651.48 and 672,808.08

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Solution

The fourth proportional to 1,234,079.12, 1,850,651.48 and 672,808.08 is: 1,008,957.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,079.12 : 1,850,651.48 = 672,808.08 : x
  2. Step 2: Convert to fraction form
    1,234,079.12/1,850,651.48 = 672,808.08/x
  3. Step 3: Cross multiply
    1,234,079.12x = 1,850,651.48 × 672,808.08
  4. Step 4: Simplify right side
    1,234,079.12x = 1,245,133,269,007.96
  5. Step 5: Solve for x
    x = 1,245,133,269,007.96/1,234,079.12
  6. Step 6: Final answer
    x = 1,008,957.41

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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.