Home / 3,367,129.12-5,051,440-970,786.76

Finding the Fourth Proportional to 3,367,129.12, 5,051,440 and 970,786.76

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Solution

The fourth proportional to 3,367,129.12, 5,051,440 and 970,786.76 is: 1,456,395.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,367,129.12 : 5,051,440 = 970,786.76 : x
  2. Step 2: Convert to fraction form
    3,367,129.12/5,051,440 = 970,786.76/x
  3. Step 3: Cross multiply
    3,367,129.12x = 5,051,440 × 970,786.76
  4. Step 4: Simplify right side
    3,367,129.12x = 4,903,871,070,934.40
  5. Step 5: Solve for x
    x = 4,903,871,070,934.40/3,367,129.12
  6. Step 6: Final answer
    x = 1,456,395.31

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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.