Home / 3,962,005.60-5,943,008.40-970,189.60

Finding the Fourth Proportional to 3,962,005.60, 5,943,008.40 and 970,189.60

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Solution

The fourth proportional to 3,962,005.60, 5,943,008.40 and 970,189.60 is: 1,455,284.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,962,005.60 : 5,943,008.40 = 970,189.60 : x
  2. Step 2: Convert to fraction form
    3,962,005.60/5,943,008.40 = 970,189.60/x
  3. Step 3: Cross multiply
    3,962,005.60x = 5,943,008.40 × 970,189.60
  4. Step 4: Simplify right side
    3,962,005.60x = 5,765,844,942,392.64
  5. Step 5: Solve for x
    x = 5,765,844,942,392.64/3,962,005.60
  6. Step 6: Final answer
    x = 1,455,284.40

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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.