Home / 3,044,172.78-4,200,989.31-1,836,715.50

Finding the Fourth Proportional to 3,044,172.78, 4,200,989.31 and 1,836,715.50

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Solution

The fourth proportional to 3,044,172.78, 4,200,989.31 and 1,836,715.50 is: 2,534,686.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,044,172.78 : 4,200,989.31 = 1,836,715.50 : x
  2. Step 2: Convert to fraction form
    3,044,172.78/4,200,989.31 = 1,836,715.50/x
  3. Step 3: Cross multiply
    3,044,172.78x = 4,200,989.31 × 1,836,715.50
  4. Step 4: Simplify right side
    3,044,172.78x = 7,716,022,181,011.31
  5. Step 5: Solve for x
    x = 7,716,022,181,011.31/3,044,172.78
  6. Step 6: Final answer
    x = 2,534,686.02

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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.