Home / 3,622,468.20-5,429,036.70-2,776,828.20

Finding the Fourth Proportional to 3,622,468.20, 5,429,036.70 and 2,776,828.20

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Solution

The fourth proportional to 3,622,468.20, 5,429,036.70 and 2,776,828.20 is: 4,161,665.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622,468.20 : 5,429,036.70 = 2,776,828.20 : x
  2. Step 2: Convert to fraction form
    3,622,468.20/5,429,036.70 = 2,776,828.20/x
  3. Step 3: Cross multiply
    3,622,468.20x = 5,429,036.70 × 2,776,828.20
  4. Step 4: Simplify right side
    3,622,468.20x = 15,075,502,207,394.94
  5. Step 5: Solve for x
    x = 15,075,502,207,394.94/3,622,468.20
  6. Step 6: Final answer
    x = 4,161,665.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.