Home / 1,091,652.73-1,635,668.83-663,894.70

Finding the Fourth Proportional to 1,091,652.73, 1,635,668.83 and 663,894.70

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Solution

The fourth proportional to 1,091,652.73, 1,635,668.83 and 663,894.70 is: 994,741.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,652.73 : 1,635,668.83 = 663,894.70 : x
  2. Step 2: Convert to fraction form
    1,091,652.73/1,635,668.83 = 663,894.70/x
  3. Step 3: Cross multiply
    1,091,652.73x = 1,635,668.83 × 663,894.70
  4. Step 4: Simplify right side
    1,091,652.73x = 1,085,911,867,192.20
  5. Step 5: Solve for x
    x = 1,085,911,867,192.20/1,091,652.73
  6. Step 6: Final answer
    x = 994,741.13

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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.