Home / 1,214,669.40-1,822,004.10-931,234.20

Finding the Fourth Proportional to 1,214,669.40, 1,822,004.10 and 931,234.20

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Solution

The fourth proportional to 1,214,669.40, 1,822,004.10 and 931,234.20 is: 1,396,851.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,669.40 : 1,822,004.10 = 931,234.20 : x
  2. Step 2: Convert to fraction form
    1,214,669.40/1,822,004.10 = 931,234.20/x
  3. Step 3: Cross multiply
    1,214,669.40x = 1,822,004.10 × 931,234.20
  4. Step 4: Simplify right side
    1,214,669.40x = 1,696,712,530,460.22
  5. Step 5: Solve for x
    x = 1,696,712,530,460.22/1,214,669.40
  6. Step 6: Final answer
    x = 1,396,851.30

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Similar ratio
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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.