Home / 2,148,348.71-2,964,662.01-1,181,478.98

Finding the Fourth Proportional to 2,148,348.71, 2,964,662.01 and 1,181,478.98

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Solution

The fourth proportional to 2,148,348.71, 2,964,662.01 and 1,181,478.98 is: 1,630,408.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,348.71 : 2,964,662.01 = 1,181,478.98 : x
  2. Step 2: Convert to fraction form
    2,148,348.71/2,964,662.01 = 1,181,478.98/x
  3. Step 3: Cross multiply
    2,148,348.71x = 2,964,662.01 × 1,181,478.98
  4. Step 4: Simplify right side
    2,148,348.71x = 3,502,685,832,796.24
  5. Step 5: Solve for x
    x = 3,502,685,832,796.24/2,148,348.71
  6. Step 6: Final answer
    x = 1,630,408.43

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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.