Home / 2,825,547.84-3,900,700.80-2,179,517.76

Finding the Fourth Proportional to 2,825,547.84, 3,900,700.80 and 2,179,517.76

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Solution

The fourth proportional to 2,825,547.84, 3,900,700.80 and 2,179,517.76 is: 3,008,848.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825,547.84 : 3,900,700.80 = 2,179,517.76 : x
  2. Step 2: Convert to fraction form
    2,825,547.84/3,900,700.80 = 2,179,517.76/x
  3. Step 3: Cross multiply
    2,825,547.84x = 3,900,700.80 × 2,179,517.76
  4. Step 4: Simplify right side
    2,825,547.84x = 8,501,646,670,046.21
  5. Step 5: Solve for x
    x = 8,501,646,670,046.21/2,825,547.84
  6. Step 6: Final answer
    x = 3,008,848.96

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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.