Home / 2,810,726.62-3,878,798.25-1,521,566.67

Finding the Fourth Proportional to 2,810,726.62, 3,878,798.25 and 1,521,566.67

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Solution

The fourth proportional to 2,810,726.62, 3,878,798.25 and 1,521,566.67 is: 2,099,759.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810,726.62 : 3,878,798.25 = 1,521,566.67 : x
  2. Step 2: Convert to fraction form
    2,810,726.62/3,878,798.25 = 1,521,566.67/x
  3. Step 3: Cross multiply
    2,810,726.62x = 3,878,798.25 × 1,521,566.67
  4. Step 4: Simplify right side
    2,810,726.62x = 5,901,850,136,854.33
  5. Step 5: Solve for x
    x = 5,901,850,136,854.33/2,810,726.62
  6. Step 6: Final answer
    x = 2,099,759.58

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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.