Home / 3,546,817.20-5,320,225.80-988,027.20

Finding the Fourth Proportional to 3,546,817.20, 5,320,225.80 and 988,027.20

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Solution

The fourth proportional to 3,546,817.20, 5,320,225.80 and 988,027.20 is: 1,482,040.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546,817.20 : 5,320,225.80 = 988,027.20 : x
  2. Step 2: Convert to fraction form
    3,546,817.20/5,320,225.80 = 988,027.20/x
  3. Step 3: Cross multiply
    3,546,817.20x = 5,320,225.80 × 988,027.20
  4. Step 4: Simplify right side
    3,546,817.20x = 5,256,527,800,541.76
  5. Step 5: Solve for x
    x = 5,256,527,800,541.76/3,546,817.20
  6. Step 6: Final answer
    x = 1,482,040.80

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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.