Home / 5,702,712.31-7,869,742.82-3,124,490.71

Finding the Fourth Proportional to 5,702,712.31, 7,869,742.82 and 3,124,490.71

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Solution

The fourth proportional to 5,702,712.31, 7,869,742.82 and 3,124,490.71 is: 4,311,797.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,702,712.31 : 7,869,742.82 = 3,124,490.71 : x
  2. Step 2: Convert to fraction form
    5,702,712.31/7,869,742.82 = 3,124,490.71/x
  3. Step 3: Cross multiply
    5,702,712.31x = 7,869,742.82 × 3,124,490.71
  4. Step 4: Simplify right side
    5,702,712.31x = 24,588,938,315,556.75
  5. Step 5: Solve for x
    x = 24,588,938,315,556.75/5,702,712.31
  6. Step 6: Final answer
    x = 4,311,797.09

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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.