Home / 1,108,493.22-1,530,235.60-649,544.09

Finding the Fourth Proportional to 1,108,493.22, 1,530,235.60 and 649,544.09

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Solution

The fourth proportional to 1,108,493.22, 1,530,235.60 and 649,544.09 is: 896,672.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,493.22 : 1,530,235.60 = 649,544.09 : x
  2. Step 2: Convert to fraction form
    1,108,493.22/1,530,235.60 = 649,544.09/x
  3. Step 3: Cross multiply
    1,108,493.22x = 1,530,235.60 × 649,544.09
  4. Step 4: Simplify right side
    1,108,493.22x = 993,955,494,925.12
  5. Step 5: Solve for x
    x = 993,955,494,925.12/1,108,493.22
  6. Step 6: Final answer
    x = 896,672.60

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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.