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Finding the Fourth Proportional to 2,867,849.84, 4,302,422.83 and 948,756.53

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Solution

The fourth proportional to 2,867,849.84, 4,302,422.83 and 948,756.53 is: 1,423,349.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,867,849.84 : 4,302,422.83 = 948,756.53 : x
  2. Step 2: Convert to fraction form
    2,867,849.84/4,302,422.83 = 948,756.53/x
  3. Step 3: Cross multiply
    2,867,849.84x = 4,302,422.83 × 948,756.53
  4. Step 4: Simplify right side
    2,867,849.84x = 4,081,951,754,783.58
  5. Step 5: Solve for x
    x = 4,081,951,754,783.58/2,867,849.84
  6. Step 6: Final answer
    x = 1,423,349.19

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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.