Home / 3,391,098.12-4,678,558.02-2,101,467.96

Finding the Fourth Proportional to 3,391,098.12, 4,678,558.02 and 2,101,467.96

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Solution

The fourth proportional to 3,391,098.12, 4,678,558.02 and 2,101,467.96 is: 2,899,308.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,391,098.12 : 4,678,558.02 = 2,101,467.96 : x
  2. Step 2: Convert to fraction form
    3,391,098.12/4,678,558.02 = 2,101,467.96/x
  3. Step 3: Cross multiply
    3,391,098.12x = 4,678,558.02 × 2,101,467.96
  4. Step 4: Simplify right side
    3,391,098.12x = 9,831,839,778,031.04
  5. Step 5: Solve for x
    x = 9,831,839,778,031.04/3,391,098.12
  6. Step 6: Final answer
    x = 2,899,308.55

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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.