Home / 1,819,742.64-2,729,515.55-557,573.91

Finding the Fourth Proportional to 1,819,742.64, 2,729,515.55 and 557,573.91

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Solution

The fourth proportional to 1,819,742.64, 2,729,515.55 and 557,573.91 is: 836,330.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,742.64 : 2,729,515.55 = 557,573.91 : x
  2. Step 2: Convert to fraction form
    1,819,742.64/2,729,515.55 = 557,573.91/x
  3. Step 3: Cross multiply
    1,819,742.64x = 2,729,515.55 × 557,573.91
  4. Step 4: Simplify right side
    1,819,742.64x = 1,521,906,654,831.43
  5. Step 5: Solve for x
    x = 1,521,906,654,831.43/1,819,742.64
  6. Step 6: Final answer
    x = 836,330.71

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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.