Home / 2,079,455.40-2,868,068.34-1,789,549.11

Finding the Fourth Proportional to 2,079,455.40, 2,868,068.34 and 1,789,549.11

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Solution

The fourth proportional to 2,079,455.40, 2,868,068.34 and 1,789,549.11 is: 2,468,217.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,455.40 : 2,868,068.34 = 1,789,549.11 : x
  2. Step 2: Convert to fraction form
    2,079,455.40/2,868,068.34 = 1,789,549.11/x
  3. Step 3: Cross multiply
    2,079,455.40x = 2,868,068.34 × 1,789,549.11
  4. Step 4: Simplify right side
    2,079,455.40x = 5,132,549,145,266.18
  5. Step 5: Solve for x
    x = 5,132,549,145,266.18/2,079,455.40
  6. Step 6: Final answer
    x = 2,468,217.95

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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.