Home / 2,217,980.22-3,060,813.87-1,199,384.97

Finding the Fourth Proportional to 2,217,980.22, 3,060,813.87 and 1,199,384.97

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Solution

The fourth proportional to 2,217,980.22, 3,060,813.87 and 1,199,384.97 is: 1,655,151.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,217,980.22 : 3,060,813.87 = 1,199,384.97 : x
  2. Step 2: Convert to fraction form
    2,217,980.22/3,060,813.87 = 1,199,384.97/x
  3. Step 3: Cross multiply
    2,217,980.22x = 3,060,813.87 × 1,199,384.97
  4. Step 4: Simplify right side
    2,217,980.22x = 3,671,094,151,645.53
  5. Step 5: Solve for x
    x = 3,671,094,151,645.53/2,217,980.22
  6. Step 6: Final answer
    x = 1,655,151.89

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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.