Home / 1,074,186.30-1,609,897.05-823,626.30

Finding the Fourth Proportional to 1,074,186.30, 1,609,897.05 and 823,626.30

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Solution

The fourth proportional to 1,074,186.30, 1,609,897.05 and 823,626.30 is: 1,234,379.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,186.30 : 1,609,897.05 = 823,626.30 : x
  2. Step 2: Convert to fraction form
    1,074,186.30/1,609,897.05 = 823,626.30/x
  3. Step 3: Cross multiply
    1,074,186.30x = 1,609,897.05 × 823,626.30
  4. Step 4: Simplify right side
    1,074,186.30x = 1,325,953,550,672.42
  5. Step 5: Solve for x
    x = 1,325,953,550,672.42/1,074,186.30
  6. Step 6: Final answer
    x = 1,234,379.50

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Double scale
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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.