Home / 1,753,874.70-2,630,812.05-809,090.70

Finding the Fourth Proportional to 1,753,874.70, 2,630,812.05 and 809,090.70

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Solution

The fourth proportional to 1,753,874.70, 2,630,812.05 and 809,090.70 is: 1,213,636.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,874.70 : 2,630,812.05 = 809,090.70 : x
  2. Step 2: Convert to fraction form
    1,753,874.70/2,630,812.05 = 809,090.70/x
  3. Step 3: Cross multiply
    1,753,874.70x = 2,630,812.05 × 809,090.70
  4. Step 4: Simplify right side
    1,753,874.70x = 2,128,565,563,102.93
  5. Step 5: Solve for x
    x = 2,128,565,563,102.93/1,753,874.70
  6. Step 6: Final answer
    x = 1,213,636.05

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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.