Home / 1,132,339.20-1,562,450.22-648,811.32

Finding the Fourth Proportional to 1,132,339.20, 1,562,450.22 and 648,811.32

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Solution

The fourth proportional to 1,132,339.20, 1,562,450.22 and 648,811.32 is: 895,257.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,339.20 : 1,562,450.22 = 648,811.32 : x
  2. Step 2: Convert to fraction form
    1,132,339.20/1,562,450.22 = 648,811.32/x
  3. Step 3: Cross multiply
    1,132,339.20x = 1,562,450.22 × 648,811.32
  4. Step 4: Simplify right side
    1,132,339.20x = 1,013,735,389,672.49
  5. Step 5: Solve for x
    x = 1,013,735,389,672.49/1,132,339.20
  6. Step 6: Final answer
    x = 895,257.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.