Home / 1,047,803.22-1,571,715.81-838,769.94

Finding the Fourth Proportional to 1,047,803.22, 1,571,715.81 and 838,769.94

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Solution

The fourth proportional to 1,047,803.22, 1,571,715.81 and 838,769.94 is: 1,258,163.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,803.22 : 1,571,715.81 = 838,769.94 : x
  2. Step 2: Convert to fraction form
    1,047,803.22/1,571,715.81 = 838,769.94/x
  3. Step 3: Cross multiply
    1,047,803.22x = 1,571,715.81 × 838,769.94
  4. Step 4: Simplify right side
    1,047,803.22x = 1,318,307,975,650.75
  5. Step 5: Solve for x
    x = 1,318,307,975,650.75/1,047,803.22
  6. Step 6: Final answer
    x = 1,258,163.70

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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.