Home / 3,427,939.08-4,730,479.38-1,900,032.84

Finding the Fourth Proportional to 3,427,939.08, 4,730,479.38 and 1,900,032.84

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Solution

The fourth proportional to 3,427,939.08, 4,730,479.38 and 1,900,032.84 is: 2,622,002.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,427,939.08 : 4,730,479.38 = 1,900,032.84 : x
  2. Step 2: Convert to fraction form
    3,427,939.08/4,730,479.38 = 1,900,032.84/x
  3. Step 3: Cross multiply
    3,427,939.08x = 4,730,479.38 × 1,900,032.84
  4. Step 4: Simplify right side
    3,427,939.08x = 8,988,066,170,942.84
  5. Step 5: Solve for x
    x = 8,988,066,170,942.84/3,427,939.08
  6. Step 6: Final answer
    x = 2,622,002.89

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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.