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Finding the Fourth Proportional to 2,867,848.97, 4,302,421.52 and 948,755.66

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Solution

The fourth proportional to 2,867,848.97, 4,302,421.52 and 948,755.66 is: 1,423,347.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,867,848.97 : 4,302,421.52 = 948,755.66 : x
  2. Step 2: Convert to fraction form
    2,867,848.97/4,302,421.52 = 948,755.66/x
  3. Step 3: Cross multiply
    2,867,848.97x = 4,302,421.52 × 948,755.66
  4. Step 4: Simplify right side
    2,867,848.97x = 4,081,946,742,549.92
  5. Step 5: Solve for x
    x = 4,081,946,742,549.92/2,867,848.97
  6. Step 6: Final answer
    x = 1,423,347.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.