Home / 3,019,235.85-4,166,555.40-1,642,579.26

Finding the Fourth Proportional to 3,019,235.85, 4,166,555.40 and 1,642,579.26

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Solution

The fourth proportional to 3,019,235.85, 4,166,555.40 and 1,642,579.26 is: 2,266,764.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019,235.85 : 4,166,555.40 = 1,642,579.26 : x
  2. Step 2: Convert to fraction form
    3,019,235.85/4,166,555.40 = 1,642,579.26/x
  3. Step 3: Cross multiply
    3,019,235.85x = 4,166,555.40 × 1,642,579.26
  4. Step 4: Simplify right side
    3,019,235.85x = 6,843,897,485,681.00
  5. Step 5: Solve for x
    x = 6,843,897,485,681.00/3,019,235.85
  6. Step 6: Final answer
    x = 2,266,764.78

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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.