Home / 1,223,358.55-1,835,037.83-908,430.55

Finding the Fourth Proportional to 1,223,358.55, 1,835,037.83 and 908,430.55

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Solution

The fourth proportional to 1,223,358.55, 1,835,037.83 and 908,430.55 is: 1,362,645.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,358.55 : 1,835,037.83 = 908,430.55 : x
  2. Step 2: Convert to fraction form
    1,223,358.55/1,835,037.83 = 908,430.55/x
  3. Step 3: Cross multiply
    1,223,358.55x = 1,835,037.83 × 908,430.55
  4. Step 4: Simplify right side
    1,223,358.55x = 1,667,004,420,635.55
  5. Step 5: Solve for x
    x = 1,667,004,420,635.55/1,223,358.55
  6. Step 6: Final answer
    x = 1,362,645.83

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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.