Home / 3,238,330.94-4,468,779.63-1,787,995.23

Finding the Fourth Proportional to 3,238,330.94, 4,468,779.63 and 1,787,995.23

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Solution

The fourth proportional to 3,238,330.94, 4,468,779.63 and 1,787,995.23 is: 2,467,368.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,238,330.94 : 4,468,779.63 = 1,787,995.23 : x
  2. Step 2: Convert to fraction form
    3,238,330.94/4,468,779.63 = 1,787,995.23/x
  3. Step 3: Cross multiply
    3,238,330.94x = 4,468,779.63 × 1,787,995.23
  4. Step 4: Simplify right side
    3,238,330.94x = 7,990,156,671,365.43
  5. Step 5: Solve for x
    x = 7,990,156,671,365.43/3,238,330.94
  6. Step 6: Final answer
    x = 2,467,368.78

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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.