Home / 1,605,848.82-2,216,099.79-880,690.20

Finding the Fourth Proportional to 1,605,848.82, 2,216,099.79 and 880,690.20

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Solution

The fourth proportional to 1,605,848.82, 2,216,099.79 and 880,690.20 is: 1,215,368.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,848.82 : 2,216,099.79 = 880,690.20 : x
  2. Step 2: Convert to fraction form
    1,605,848.82/2,216,099.79 = 880,690.20/x
  3. Step 3: Cross multiply
    1,605,848.82x = 2,216,099.79 × 880,690.20
  4. Step 4: Simplify right side
    1,605,848.82x = 1,951,697,367,275.06
  5. Step 5: Solve for x
    x = 1,951,697,367,275.06/1,605,848.82
  6. Step 6: Final answer
    x = 1,215,368.06

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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.