Home / 3,894,955.78-5,374,117.80-2,262,393.07

Finding the Fourth Proportional to 3,894,955.78, 5,374,117.80 and 2,262,393.07

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Solution

The fourth proportional to 3,894,955.78, 5,374,117.80 and 2,262,393.07 is: 3,121,567.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,894,955.78 : 5,374,117.80 = 2,262,393.07 : x
  2. Step 2: Convert to fraction form
    3,894,955.78/5,374,117.80 = 2,262,393.07/x
  3. Step 3: Cross multiply
    3,894,955.78x = 5,374,117.80 × 2,262,393.07
  4. Step 4: Simplify right side
    3,894,955.78x = 12,158,366,868,083.64
  5. Step 5: Solve for x
    x = 12,158,366,868,083.64/3,894,955.78
  6. Step 6: Final answer
    x = 3,121,567.37

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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.