Home / 5,315,232.56-7,974,118.81-1,721,003.46

Finding the Fourth Proportional to 5,315,232.56, 7,974,118.81 and 1,721,003.46

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Solution

The fourth proportional to 5,315,232.56, 7,974,118.81 and 1,721,003.46 is: 2,581,916.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,315,232.56 : 7,974,118.81 = 1,721,003.46 : x
  2. Step 2: Convert to fraction form
    5,315,232.56/7,974,118.81 = 1,721,003.46/x
  3. Step 3: Cross multiply
    5,315,232.56x = 7,974,118.81 × 1,721,003.46
  4. Step 4: Simplify right side
    5,315,232.56x = 13,723,486,034,709.39
  5. Step 5: Solve for x
    x = 13,723,486,034,709.39/5,315,232.56
  6. Step 6: Final answer
    x = 2,581,916.39

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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.