Home / 2,213,685.65-3,320,528.48-1,266,392.07

Finding the Fourth Proportional to 2,213,685.65, 3,320,528.48 and 1,266,392.07

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Solution

The fourth proportional to 2,213,685.65, 3,320,528.48 and 1,266,392.07 is: 1,899,588.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,213,685.65 : 3,320,528.48 = 1,266,392.07 : x
  2. Step 2: Convert to fraction form
    2,213,685.65/3,320,528.48 = 1,266,392.07/x
  3. Step 3: Cross multiply
    2,213,685.65x = 3,320,528.48 × 1,266,392.07
  4. Step 4: Simplify right side
    2,213,685.65x = 4,205,090,933,698.16
  5. Step 5: Solve for x
    x = 4,205,090,933,698.16/2,213,685.65
  6. Step 6: Final answer
    x = 1,899,588.11

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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.