Home / 1,212,177.60-1,817,974.80-370,736.64

Finding the Fourth Proportional to 1,212,177.60, 1,817,974.80 and 370,736.64

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Solution

The fourth proportional to 1,212,177.60, 1,817,974.80 and 370,736.64 is: 556,015.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,177.60 : 1,817,974.80 = 370,736.64 : x
  2. Step 2: Convert to fraction form
    1,212,177.60/1,817,974.80 = 370,736.64/x
  3. Step 3: Cross multiply
    1,212,177.60x = 1,817,974.80 × 370,736.64
  4. Step 4: Simplify right side
    1,212,177.60x = 673,989,868,956.67
  5. Step 5: Solve for x
    x = 673,989,868,956.67/1,212,177.60
  6. Step 6: Final answer
    x = 556,015.78

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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.