Home / 3,878,865.63-5,352,834.54-2,248,218.84

Finding the Fourth Proportional to 3,878,865.63, 5,352,834.54 and 2,248,218.84

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Solution

The fourth proportional to 3,878,865.63, 5,352,834.54 and 2,248,218.84 is: 3,102,541.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,878,865.63 : 5,352,834.54 = 2,248,218.84 : x
  2. Step 2: Convert to fraction form
    3,878,865.63/5,352,834.54 = 2,248,218.84/x
  3. Step 3: Cross multiply
    3,878,865.63x = 5,352,834.54 × 2,248,218.84
  4. Step 4: Simplify right side
    3,878,865.63x = 12,034,343,460,230.73
  5. Step 5: Solve for x
    x = 12,034,343,460,230.73/3,878,865.63
  6. Step 6: Final answer
    x = 3,102,541.98

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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.