Home / 1,322,136.90-1,983,205.35-902,232.90

Finding the Fourth Proportional to 1,322,136.90, 1,983,205.35 and 902,232.90

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Solution

The fourth proportional to 1,322,136.90, 1,983,205.35 and 902,232.90 is: 1,353,349.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,136.90 : 1,983,205.35 = 902,232.90 : x
  2. Step 2: Convert to fraction form
    1,322,136.90/1,983,205.35 = 902,232.90/x
  3. Step 3: Cross multiply
    1,322,136.90x = 1,983,205.35 × 902,232.90
  4. Step 4: Simplify right side
    1,322,136.90x = 1,789,313,114,226.02
  5. Step 5: Solve for x
    x = 1,789,313,114,226.02/1,322,136.90
  6. Step 6: Final answer
    x = 1,353,349.35

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Double scale
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Similar ratio
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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.