Home / 1,094,576.70-1,641,865.05-921,366.30

Finding the Fourth Proportional to 1,094,576.70, 1,641,865.05 and 921,366.30

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Solution

The fourth proportional to 1,094,576.70, 1,641,865.05 and 921,366.30 is: 1,382,049.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,576.70 : 1,641,865.05 = 921,366.30 : x
  2. Step 2: Convert to fraction form
    1,094,576.70/1,641,865.05 = 921,366.30/x
  3. Step 3: Cross multiply
    1,094,576.70x = 1,641,865.05 × 921,366.30
  4. Step 4: Simplify right side
    1,094,576.70x = 1,512,759,126,217.82
  5. Step 5: Solve for x
    x = 1,512,759,126,217.82/1,094,576.70
  6. Step 6: Final answer
    x = 1,382,049.45

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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.