Home / 2,960,777.40-4,435,261.20-1,697,128.80

Finding the Fourth Proportional to 2,960,777.40, 4,435,261.20 and 1,697,128.80

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Solution

The fourth proportional to 2,960,777.40, 4,435,261.20 and 1,697,128.80 is: 2,542,308.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,960,777.40 : 4,435,261.20 = 1,697,128.80 : x
  2. Step 2: Convert to fraction form
    2,960,777.40/4,435,261.20 = 1,697,128.80/x
  3. Step 3: Cross multiply
    2,960,777.40x = 4,435,261.20 × 1,697,128.80
  4. Step 4: Simplify right side
    2,960,777.40x = 7,527,209,518,042.56
  5. Step 5: Solve for x
    x = 7,527,209,518,042.56/2,960,777.40
  6. Step 6: Final answer
    x = 2,542,308.49

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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.