Home / 2,864,468.82-3,953,015.15-1,640,881.34

Finding the Fourth Proportional to 2,864,468.82, 3,953,015.15 and 1,640,881.34

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Solution

The fourth proportional to 2,864,468.82, 3,953,015.15 and 1,640,881.34 is: 2,264,443.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864,468.82 : 3,953,015.15 = 1,640,881.34 : x
  2. Step 2: Convert to fraction form
    2,864,468.82/3,953,015.15 = 1,640,881.34/x
  3. Step 3: Cross multiply
    2,864,468.82x = 3,953,015.15 × 1,640,881.34
  4. Step 4: Simplify right side
    2,864,468.82x = 6,486,428,768,402.82
  5. Step 5: Solve for x
    x = 6,486,428,768,402.82/2,864,468.82
  6. Step 6: Final answer
    x = 2,264,443.84

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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.