Home / 3,029,642.82-4,179,498.12-1,805,261.40

Finding the Fourth Proportional to 3,029,642.82, 4,179,498.12 and 1,805,261.40

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Solution

The fourth proportional to 3,029,642.82, 4,179,498.12 and 1,805,261.40 is: 2,490,421.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029,642.82 : 4,179,498.12 = 1,805,261.40 : x
  2. Step 2: Convert to fraction form
    3,029,642.82/4,179,498.12 = 1,805,261.40/x
  3. Step 3: Cross multiply
    3,029,642.82x = 4,179,498.12 × 1,805,261.40
  4. Step 4: Simplify right side
    3,029,642.82x = 7,545,086,627,408.57
  5. Step 5: Solve for x
    x = 7,545,086,627,408.57/3,029,642.82
  6. Step 6: Final answer
    x = 2,490,421.17

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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.