Home / 1,940,256.28-2,908,177.44-1,180,422.80

Finding the Fourth Proportional to 1,940,256.28, 2,908,177.44 and 1,180,422.80

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Solution

The fourth proportional to 1,940,256.28, 2,908,177.44 and 1,180,422.80 is: 1,769,291.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,256.28 : 2,908,177.44 = 1,180,422.80 : x
  2. Step 2: Convert to fraction form
    1,940,256.28/2,908,177.44 = 1,180,422.80/x
  3. Step 3: Cross multiply
    1,940,256.28x = 2,908,177.44 × 1,180,422.80
  4. Step 4: Simplify right side
    1,940,256.28x = 3,432,878,956,621.63
  5. Step 5: Solve for x
    x = 3,432,878,956,621.63/1,940,256.28
  6. Step 6: Final answer
    x = 1,769,291.51

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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.