Home / 1,065,903.20-1,597,105.20-908,439.20

Finding the Fourth Proportional to 1,065,903.20, 1,597,105.20 and 908,439.20

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Solution

The fourth proportional to 1,065,903.20, 1,597,105.20 and 908,439.20 is: 1,361,167.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,903.20 : 1,597,105.20 = 908,439.20 : x
  2. Step 2: Convert to fraction form
    1,065,903.20/1,597,105.20 = 908,439.20/x
  3. Step 3: Cross multiply
    1,065,903.20x = 1,597,105.20 × 908,439.20
  4. Step 4: Simplify right side
    1,065,903.20x = 1,450,872,970,203.84
  5. Step 5: Solve for x
    x = 1,450,872,970,203.84/1,065,903.20
  6. Step 6: Final answer
    x = 1,361,167.67

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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.