Home / 2,220,798.98-3,331,198.08-1,210,770.30

Finding the Fourth Proportional to 2,220,798.98, 3,331,198.08 and 1,210,770.30

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Solution

The fourth proportional to 2,220,798.98, 3,331,198.08 and 1,210,770.30 is: 1,816,155.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220,798.98 : 3,331,198.08 = 1,210,770.30 : x
  2. Step 2: Convert to fraction form
    2,220,798.98/3,331,198.08 = 1,210,770.30/x
  3. Step 3: Cross multiply
    2,220,798.98x = 3,331,198.08 × 1,210,770.30
  4. Step 4: Simplify right side
    2,220,798.98x = 4,033,315,698,681.02
  5. Step 5: Solve for x
    x = 4,033,315,698,681.02/2,220,798.98
  6. Step 6: Final answer
    x = 1,816,155.24

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1.5x scale

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.