Home / 3,834,653.81-5,291,818.29-2,115,774.14

Finding the Fourth Proportional to 3,834,653.81, 5,291,818.29 and 2,115,774.14

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Solution

The fourth proportional to 3,834,653.81, 5,291,818.29 and 2,115,774.14 is: 2,919,766.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,834,653.81 : 5,291,818.29 = 2,115,774.14 : x
  2. Step 2: Convert to fraction form
    3,834,653.81/5,291,818.29 = 2,115,774.14/x
  3. Step 3: Cross multiply
    3,834,653.81x = 5,291,818.29 × 2,115,774.14
  4. Step 4: Simplify right side
    3,834,653.81x = 11,196,292,265,101.93
  5. Step 5: Solve for x
    x = 11,196,292,265,101.93/3,834,653.81
  6. Step 6: Final answer
    x = 2,919,766.12

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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.