Home / 1,200,491.32-1,799,074.86-600,689.56

Finding the Fourth Proportional to 1,200,491.32, 1,799,074.86 and 600,689.56

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Solution

The fourth proportional to 1,200,491.32, 1,799,074.86 and 600,689.56 is: 900,202.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,491.32 : 1,799,074.86 = 600,689.56 : x
  2. Step 2: Convert to fraction form
    1,200,491.32/1,799,074.86 = 600,689.56/x
  3. Step 3: Cross multiply
    1,200,491.32x = 1,799,074.86 × 600,689.56
  4. Step 4: Simplify right side
    1,200,491.32x = 1,080,685,486,060.46
  5. Step 5: Solve for x
    x = 1,080,685,486,060.46/1,200,491.32
  6. Step 6: Final answer
    x = 900,202.67

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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.