Home / 2,499,307.21-3,449,077.44-1,396,690.18

Finding the Fourth Proportional to 2,499,307.21, 3,449,077.44 and 1,396,690.18

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Solution

The fourth proportional to 2,499,307.21, 3,449,077.44 and 1,396,690.18 is: 1,927,451.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,499,307.21 : 3,449,077.44 = 1,396,690.18 : x
  2. Step 2: Convert to fraction form
    2,499,307.21/3,449,077.44 = 1,396,690.18/x
  3. Step 3: Cross multiply
    2,499,307.21x = 3,449,077.44 × 1,396,690.18
  4. Step 4: Simplify right side
    2,499,307.21x = 4,817,292,590,507.54
  5. Step 5: Solve for x
    x = 4,817,292,590,507.54/2,499,307.21
  6. Step 6: Final answer
    x = 1,927,451.16

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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.