Home / 3,689,106.06-5,533,243.47-993,628.56

Finding the Fourth Proportional to 3,689,106.06, 5,533,243.47 and 993,628.56

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Solution

The fourth proportional to 3,689,106.06, 5,533,243.47 and 993,628.56 is: 1,490,330.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689,106.06 : 5,533,243.47 = 993,628.56 : x
  2. Step 2: Convert to fraction form
    3,689,106.06/5,533,243.47 = 993,628.56/x
  3. Step 3: Cross multiply
    3,689,106.06x = 5,533,243.47 × 993,628.56
  4. Step 4: Simplify right side
    3,689,106.06x = 5,497,988,741,225.50
  5. Step 5: Solve for x
    x = 5,497,988,741,225.50/3,689,106.06
  6. Step 6: Final answer
    x = 1,490,330.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.