Home / 3,636,728.66-5,017,572.87-2,108,530.82

Finding the Fourth Proportional to 3,636,728.66, 5,017,572.87 and 2,108,530.82

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Solution

The fourth proportional to 3,636,728.66, 5,017,572.87 and 2,108,530.82 is: 2,909,127.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,636,728.66 : 5,017,572.87 = 2,108,530.82 : x
  2. Step 2: Convert to fraction form
    3,636,728.66/5,017,572.87 = 2,108,530.82/x
  3. Step 3: Cross multiply
    3,636,728.66x = 5,017,572.87 × 2,108,530.82
  4. Step 4: Simplify right side
    3,636,728.66x = 10,579,707,037,990.85
  5. Step 5: Solve for x
    x = 10,579,707,037,990.85/3,636,728.66
  6. Step 6: Final answer
    x = 2,909,127.41

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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.