Home / 2,422,681.80-3,633,147.90-1,224,205.80

Finding the Fourth Proportional to 2,422,681.80, 3,633,147.90 and 1,224,205.80

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Solution

The fourth proportional to 2,422,681.80, 3,633,147.90 and 1,224,205.80 is: 1,835,866.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,422,681.80 : 3,633,147.90 = 1,224,205.80 : x
  2. Step 2: Convert to fraction form
    2,422,681.80/3,633,147.90 = 1,224,205.80/x
  3. Step 3: Cross multiply
    2,422,681.80x = 3,633,147.90 × 1,224,205.80
  4. Step 4: Simplify right side
    2,422,681.80x = 4,447,720,731,437.82
  5. Step 5: Solve for x
    x = 4,447,720,731,437.82/2,422,681.80
  6. Step 6: Final answer
    x = 1,835,866.65

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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.