Home / 5,210,568.16-7,816,605.54-1,971,227.56

Finding the Fourth Proportional to 5,210,568.16, 7,816,605.54 and 1,971,227.56

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Solution

The fourth proportional to 5,210,568.16, 7,816,605.54 and 1,971,227.56 is: 2,957,126.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,210,568.16 : 7,816,605.54 = 1,971,227.56 : x
  2. Step 2: Convert to fraction form
    5,210,568.16/7,816,605.54 = 1,971,227.56/x
  3. Step 3: Cross multiply
    5,210,568.16x = 7,816,605.54 × 1,971,227.56
  4. Step 4: Simplify right side
    5,210,568.16x = 15,408,308,266,096.68
  5. Step 5: Solve for x
    x = 15,408,308,266,096.68/5,210,568.16
  6. Step 6: Final answer
    x = 2,957,126.32

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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.