Home / 1,093,722.30-1,640,583.45-828,001.80

Finding the Fourth Proportional to 1,093,722.30, 1,640,583.45 and 828,001.80

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Solution

The fourth proportional to 1,093,722.30, 1,640,583.45 and 828,001.80 is: 1,242,002.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,722.30 : 1,640,583.45 = 828,001.80 : x
  2. Step 2: Convert to fraction form
    1,093,722.30/1,640,583.45 = 828,001.80/x
  3. Step 3: Cross multiply
    1,093,722.30x = 1,640,583.45 × 828,001.80
  4. Step 4: Simplify right side
    1,093,722.30x = 1,358,406,049,650.21
  5. Step 5: Solve for x
    x = 1,358,406,049,650.21/1,093,722.30
  6. Step 6: Final answer
    x = 1,242,002.70

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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.