Home / 6,226,838.40-9,339,382.80-1,967,437.20

Finding the Fourth Proportional to 6,226,838.40, 9,339,382.80 and 1,967,437.20

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Solution

The fourth proportional to 6,226,838.40, 9,339,382.80 and 1,967,437.20 is: 2,950,879.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,226,838.40 : 9,339,382.80 = 1,967,437.20 : x
  2. Step 2: Convert to fraction form
    6,226,838.40/9,339,382.80 = 1,967,437.20/x
  3. Step 3: Cross multiply
    6,226,838.40x = 9,339,382.80 × 1,967,437.20
  4. Step 4: Simplify right side
    6,226,838.40x = 18,374,649,145,760.16
  5. Step 5: Solve for x
    x = 18,374,649,145,760.16/6,226,838.40
  6. Step 6: Final answer
    x = 2,950,879.40

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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.