Home / 2,037,022.91-2,811,336.01-1,221,675.15

Finding the Fourth Proportional to 2,037,022.91, 2,811,336.01 and 1,221,675.15

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Solution

The fourth proportional to 2,037,022.91, 2,811,336.01 and 1,221,675.15 is: 1,686,058.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,037,022.91 : 2,811,336.01 = 1,221,675.15 : x
  2. Step 2: Convert to fraction form
    2,037,022.91/2,811,336.01 = 1,221,675.15/x
  3. Step 3: Cross multiply
    2,037,022.91x = 2,811,336.01 × 1,221,675.15
  4. Step 4: Simplify right side
    2,037,022.91x = 3,434,539,341,717.15
  5. Step 5: Solve for x
    x = 3,434,539,341,717.15/2,037,022.91
  6. Step 6: Final answer
    x = 1,686,058.28

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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.