Home / 2,867,069.40-4,300,604.10-2,557,411.80

Finding the Fourth Proportional to 2,867,069.40, 4,300,604.10 and 2,557,411.80

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Solution

The fourth proportional to 2,867,069.40, 4,300,604.10 and 2,557,411.80 is: 3,836,117.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,867,069.40 : 4,300,604.10 = 2,557,411.80 : x
  2. Step 2: Convert to fraction form
    2,867,069.40/4,300,604.10 = 2,557,411.80/x
  3. Step 3: Cross multiply
    2,867,069.40x = 4,300,604.10 × 2,557,411.80
  4. Step 4: Simplify right side
    2,867,069.40x = 10,998,415,672,468.38
  5. Step 5: Solve for x
    x = 10,998,415,672,468.38/2,867,069.40
  6. Step 6: Final answer
    x = 3,836,117.70

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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.