Home / 3,620,523.60-5,429,181.60-1,223,717.40

Finding the Fourth Proportional to 3,620,523.60, 5,429,181.60 and 1,223,717.40

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Solution

The fourth proportional to 3,620,523.60, 5,429,181.60 and 1,223,717.40 is: 1,835,034.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620,523.60 : 5,429,181.60 = 1,223,717.40 : x
  2. Step 2: Convert to fraction form
    3,620,523.60/5,429,181.60 = 1,223,717.40/x
  3. Step 3: Cross multiply
    3,620,523.60x = 5,429,181.60 × 1,223,717.40
  4. Step 4: Simplify right side
    3,620,523.60x = 6,643,783,991,679.84
  5. Step 5: Solve for x
    x = 6,643,783,991,679.84/3,620,523.60
  6. Step 6: Final answer
    x = 1,835,034.02

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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.