Home / 1,376,344.94-1,899,505.76-832,780.67

Finding the Fourth Proportional to 1,376,344.94, 1,899,505.76 and 832,780.67

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Solution

The fourth proportional to 1,376,344.94, 1,899,505.76 and 832,780.67 is: 1,149,327.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,344.94 : 1,899,505.76 = 832,780.67 : x
  2. Step 2: Convert to fraction form
    1,376,344.94/1,899,505.76 = 832,780.67/x
  3. Step 3: Cross multiply
    1,376,344.94x = 1,899,505.76 × 832,780.67
  4. Step 4: Simplify right side
    1,376,344.94x = 1,581,871,665,820.23
  5. Step 5: Solve for x
    x = 1,581,871,665,820.23/1,376,344.94
  6. Step 6: Final answer
    x = 1,149,327.92

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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.