Home / 1,610,355.45-2,222,305.38-875,311.44

Finding the Fourth Proportional to 1,610,355.45, 2,222,305.38 and 875,311.44

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Solution

The fourth proportional to 1,610,355.45, 2,222,305.38 and 875,311.44 is: 1,207,937.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,355.45 : 2,222,305.38 = 875,311.44 : x
  2. Step 2: Convert to fraction form
    1,610,355.45/2,222,305.38 = 875,311.44/x
  3. Step 3: Cross multiply
    1,610,355.45x = 2,222,305.38 × 875,311.44
  4. Step 4: Simplify right side
    1,610,355.45x = 1,945,209,322,287.55
  5. Step 5: Solve for x
    x = 1,945,209,322,287.55/1,610,355.45
  6. Step 6: Final answer
    x = 1,207,937.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.