Home / 3,576,107.70-5,364,161.55-3,186,384.30

Finding the Fourth Proportional to 3,576,107.70, 5,364,161.55 and 3,186,384.30

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Solution

The fourth proportional to 3,576,107.70, 5,364,161.55 and 3,186,384.30 is: 4,779,576.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,576,107.70 : 5,364,161.55 = 3,186,384.30 : x
  2. Step 2: Convert to fraction form
    3,576,107.70/5,364,161.55 = 3,186,384.30/x
  3. Step 3: Cross multiply
    3,576,107.70x = 5,364,161.55 × 3,186,384.30
  4. Step 4: Simplify right side
    3,576,107.70x = 17,092,280,145,583.66
  5. Step 5: Solve for x
    x = 17,092,280,145,583.66/3,576,107.70
  6. Step 6: Final answer
    x = 4,779,576.45

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Double scale
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Similar ratio
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1.5x scale

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.