Home / 1,838,440.78-2,758,104.12-576,268.42

Finding the Fourth Proportional to 1,838,440.78, 2,758,104.12 and 576,268.42

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Solution

The fourth proportional to 1,838,440.78, 2,758,104.12 and 576,268.42 is: 864,541.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838,440.78 : 2,758,104.12 = 576,268.42 : x
  2. Step 2: Convert to fraction form
    1,838,440.78/2,758,104.12 = 576,268.42/x
  3. Step 3: Cross multiply
    1,838,440.78x = 2,758,104.12 × 576,268.42
  4. Step 4: Simplify right side
    1,838,440.78x = 1,589,408,303,427.89
  5. Step 5: Solve for x
    x = 1,589,408,303,427.89/1,838,440.78
  6. Step 6: Final answer
    x = 864,541.47

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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.