Home / 2,878,059.12-3,971,726.62-1,588,901.58

Finding the Fourth Proportional to 2,878,059.12, 3,971,726.62 and 1,588,901.58

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Solution

The fourth proportional to 2,878,059.12, 3,971,726.62 and 1,588,901.58 is: 2,192,686.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878,059.12 : 3,971,726.62 = 1,588,901.58 : x
  2. Step 2: Convert to fraction form
    2,878,059.12/3,971,726.62 = 1,588,901.58/x
  3. Step 3: Cross multiply
    2,878,059.12x = 3,971,726.62 × 1,588,901.58
  4. Step 4: Simplify right side
    2,878,059.12x = 6,310,682,701,846.06
  5. Step 5: Solve for x
    x = 6,310,682,701,846.06/2,878,059.12
  6. Step 6: Final answer
    x = 2,192,686.96

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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.