Home / 1,483,865.28-2,047,780.44-839,272.86

Finding the Fourth Proportional to 1,483,865.28, 2,047,780.44 and 839,272.86

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Solution

The fourth proportional to 1,483,865.28, 2,047,780.44 and 839,272.86 is: 1,158,222.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483,865.28 : 2,047,780.44 = 839,272.86 : x
  2. Step 2: Convert to fraction form
    1,483,865.28/2,047,780.44 = 839,272.86/x
  3. Step 3: Cross multiply
    1,483,865.28x = 2,047,780.44 × 839,272.86
  4. Step 4: Simplify right side
    1,483,865.28x = 1,718,646,546,530.86
  5. Step 5: Solve for x
    x = 1,718,646,546,530.86/1,483,865.28
  6. Step 6: Final answer
    x = 1,158,222.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.