Home / 1,214,874.20-1,822,311.30-373,316.60

Finding the Fourth Proportional to 1,214,874.20, 1,822,311.30 and 373,316.60

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Solution

The fourth proportional to 1,214,874.20, 1,822,311.30 and 373,316.60 is: 559,974.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,874.20 : 1,822,311.30 = 373,316.60 : x
  2. Step 2: Convert to fraction form
    1,214,874.20/1,822,311.30 = 373,316.60/x
  3. Step 3: Cross multiply
    1,214,874.20x = 1,822,311.30 × 373,316.60
  4. Step 4: Simplify right side
    1,214,874.20x = 680,299,058,657.58
  5. Step 5: Solve for x
    x = 680,299,058,657.58/1,214,874.20
  6. Step 6: Final answer
    x = 559,974.90

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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.