Home / 2,691,628.02-3,713,808.15-1,529,982.87

Finding the Fourth Proportional to 2,691,628.02, 3,713,808.15 and 1,529,982.87

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Solution

The fourth proportional to 2,691,628.02, 3,713,808.15 and 1,529,982.87 is: 2,111,013.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,691,628.02 : 3,713,808.15 = 1,529,982.87 : x
  2. Step 2: Convert to fraction form
    2,691,628.02/3,713,808.15 = 1,529,982.87/x
  3. Step 3: Cross multiply
    2,691,628.02x = 3,713,808.15 × 1,529,982.87
  4. Step 4: Simplify right side
    2,691,628.02x = 5,682,062,851,966.39
  5. Step 5: Solve for x
    x = 5,682,062,851,966.39/2,691,628.02
  6. Step 6: Final answer
    x = 2,111,013.41

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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.