Home / 2,657,576.79-3,986,223.03-1,308,394.62

Finding the Fourth Proportional to 2,657,576.79, 3,986,223.03 and 1,308,394.62

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Solution

The fourth proportional to 2,657,576.79, 3,986,223.03 and 1,308,394.62 is: 1,962,521.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657,576.79 : 3,986,223.03 = 1,308,394.62 : x
  2. Step 2: Convert to fraction form
    2,657,576.79/3,986,223.03 = 1,308,394.62/x
  3. Step 3: Cross multiply
    2,657,576.79x = 3,986,223.03 × 1,308,394.62
  4. Step 4: Simplify right side
    2,657,576.79x = 5,215,552,766,572.10
  5. Step 5: Solve for x
    x = 5,215,552,766,572.10/2,657,576.79
  6. Step 6: Final answer
    x = 1,962,521.94

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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.