Home / 1,467,475.60-2,201,213.40-989,178.70

Finding the Fourth Proportional to 1,467,475.60, 2,201,213.40 and 989,178.70

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Solution

The fourth proportional to 1,467,475.60, 2,201,213.40 and 989,178.70 is: 1,483,768.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,467,475.60 : 2,201,213.40 = 989,178.70 : x
  2. Step 2: Convert to fraction form
    1,467,475.60/2,201,213.40 = 989,178.70/x
  3. Step 3: Cross multiply
    1,467,475.60x = 2,201,213.40 × 989,178.70
  4. Step 4: Simplify right side
    1,467,475.60x = 2,177,393,409,434.58
  5. Step 5: Solve for x
    x = 2,177,393,409,434.58/1,467,475.60
  6. Step 6: Final answer
    x = 1,483,768.05

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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.