Home / 2,743,127.17-3,787,364.76-1,712,205.07

Finding the Fourth Proportional to 2,743,127.17, 3,787,364.76 and 1,712,205.07

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Solution

The fourth proportional to 2,743,127.17, 3,787,364.76 and 1,712,205.07 is: 2,363,997.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,743,127.17 : 3,787,364.76 = 1,712,205.07 : x
  2. Step 2: Convert to fraction form
    2,743,127.17/3,787,364.76 = 1,712,205.07/x
  3. Step 3: Cross multiply
    2,743,127.17x = 3,787,364.76 × 1,712,205.07
  4. Step 4: Simplify right side
    2,743,127.17x = 6,484,745,128,122.15
  5. Step 5: Solve for x
    x = 6,484,745,128,122.15/2,743,127.17
  6. Step 6: Final answer
    x = 2,363,997.27

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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.