Home / 2,163,245.92-2,985,653.96-1,303,807.16

Finding the Fourth Proportional to 2,163,245.92, 2,985,653.96 and 1,303,807.16

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Solution

The fourth proportional to 2,163,245.92, 2,985,653.96 and 1,303,807.16 is: 1,799,479.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,163,245.92 : 2,985,653.96 = 1,303,807.16 : x
  2. Step 2: Convert to fraction form
    2,163,245.92/2,985,653.96 = 1,303,807.16/x
  3. Step 3: Cross multiply
    2,163,245.92x = 2,985,653.96 × 1,303,807.16
  4. Step 4: Simplify right side
    2,163,245.92x = 3,892,717,016,164.73
  5. Step 5: Solve for x
    x = 3,892,717,016,164.73/2,163,245.92
  6. Step 6: Final answer
    x = 1,799,479.65

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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.