Home / 2,400,122.12-3,600,186.70-980,178.28

Finding the Fourth Proportional to 2,400,122.12, 3,600,186.70 and 980,178.28

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Solution

The fourth proportional to 2,400,122.12, 3,600,186.70 and 980,178.28 is: 1,470,268.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,400,122.12 : 3,600,186.70 = 980,178.28 : x
  2. Step 2: Convert to fraction form
    2,400,122.12/3,600,186.70 = 980,178.28/x
  3. Step 3: Cross multiply
    2,400,122.12x = 3,600,186.70 × 980,178.28
  4. Step 4: Simplify right side
    2,400,122.12x = 3,528,824,807,284.88
  5. Step 5: Solve for x
    x = 3,528,824,807,284.88/2,400,122.12
  6. Step 6: Final answer
    x = 1,470,268.86

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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.