Home / 2,220,808.24-3,331,211.94-1,210,779.55

Finding the Fourth Proportional to 2,220,808.24, 3,331,211.94 and 1,210,779.55

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Solution

The fourth proportional to 2,220,808.24, 3,331,211.94 and 1,210,779.55 is: 1,816,169.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220,808.24 : 3,331,211.94 = 1,210,779.55 : x
  2. Step 2: Convert to fraction form
    2,220,808.24/3,331,211.94 = 1,210,779.55/x
  3. Step 3: Cross multiply
    2,220,808.24x = 3,331,211.94 × 1,210,779.55
  4. Step 4: Simplify right side
    2,220,808.24x = 4,033,363,293,667.83
  5. Step 5: Solve for x
    x = 4,033,363,293,667.83/2,220,808.24
  6. Step 6: Final answer
    x = 1,816,169.10

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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.