Home / 2,818,689.80-4,221,036.30-2,258,817.80

Finding the Fourth Proportional to 2,818,689.80, 4,221,036.30 and 2,258,817.80

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Solution

The fourth proportional to 2,818,689.80, 4,221,036.30 and 2,258,817.80 is: 3,382,618.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818,689.80 : 4,221,036.30 = 2,258,817.80 : x
  2. Step 2: Convert to fraction form
    2,818,689.80/4,221,036.30 = 2,258,817.80/x
  3. Step 3: Cross multiply
    2,818,689.80x = 4,221,036.30 × 2,258,817.80
  4. Step 4: Simplify right side
    2,818,689.80x = 9,534,551,928,886.14
  5. Step 5: Solve for x
    x = 9,534,551,928,886.14/2,818,689.80
  6. Step 6: Final answer
    x = 3,382,618.38

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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.