Home / 3,055,422.66-4,216,554.12-1,678,852.50

Finding the Fourth Proportional to 3,055,422.66, 4,216,554.12 and 1,678,852.50

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Solution

The fourth proportional to 3,055,422.66, 4,216,554.12 and 1,678,852.50 is: 2,316,855.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,055,422.66 : 4,216,554.12 = 1,678,852.50 : x
  2. Step 2: Convert to fraction form
    3,055,422.66/4,216,554.12 = 1,678,852.50/x
  3. Step 3: Cross multiply
    3,055,422.66x = 4,216,554.12 × 1,678,852.50
  4. Step 4: Simplify right side
    3,055,422.66x = 7,078,972,425,747.30
  5. Step 5: Solve for x
    x = 7,078,972,425,747.30/3,055,422.66
  6. Step 6: Final answer
    x = 2,316,855.38

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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.