Home / 1,095,447.43-1,511,689.60-612,016.21

Finding the Fourth Proportional to 1,095,447.43, 1,511,689.60 and 612,016.21

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Solution

The fourth proportional to 1,095,447.43, 1,511,689.60 and 612,016.21 is: 844,566.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,447.43 : 1,511,689.60 = 612,016.21 : x
  2. Step 2: Convert to fraction form
    1,095,447.43/1,511,689.60 = 612,016.21/x
  3. Step 3: Cross multiply
    1,095,447.43x = 1,511,689.60 × 612,016.21
  4. Step 4: Simplify right side
    1,095,447.43x = 925,178,539,688.42
  5. Step 5: Solve for x
    x = 925,178,539,688.42/1,095,447.43
  6. Step 6: Final answer
    x = 844,566.81

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Double scale
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1.5x scale

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.