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Finding the Fourth Proportional to 784,576.95, 1,176,865.43 and 784,576.95

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Solution

The fourth proportional to 784,576.95, 1,176,865.43 and 784,576.95 is: 1,176,865.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,576.95 : 1,176,865.43 = 784,576.95 : x
  2. Step 2: Convert to fraction form
    784,576.95/1,176,865.43 = 784,576.95/x
  3. Step 3: Cross multiply
    784,576.95x = 1,176,865.43 × 784,576.95
  4. Step 4: Simplify right side
    784,576.95x = 923,341,485,706.95
  5. Step 5: Solve for x
    x = 923,341,485,706.95/784,576.95
  6. Step 6: Final answer
    x = 1,176,865.43

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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.