Home / 2,709,860.92-4,064,793.20-688,256.44

Finding the Fourth Proportional to 2,709,860.92, 4,064,793.20 and 688,256.44

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Solution

The fourth proportional to 2,709,860.92, 4,064,793.20 and 688,256.44 is: 1,032,385.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,709,860.92 : 4,064,793.20 = 688,256.44 : x
  2. Step 2: Convert to fraction form
    2,709,860.92/4,064,793.20 = 688,256.44/x
  3. Step 3: Cross multiply
    2,709,860.92x = 4,064,793.20 × 688,256.44
  4. Step 4: Simplify right side
    2,709,860.92x = 2,797,620,097,168.21
  5. Step 5: Solve for x
    x = 2,797,620,097,168.21/2,709,860.92
  6. Step 6: Final answer
    x = 1,032,385.12

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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.