Home / 2,223,660.12-3,068,653.59-1,205,064.87

Finding the Fourth Proportional to 2,223,660.12, 3,068,653.59 and 1,205,064.87

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Solution

The fourth proportional to 2,223,660.12, 3,068,653.59 and 1,205,064.87 is: 1,662,990.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223,660.12 : 3,068,653.59 = 1,205,064.87 : x
  2. Step 2: Convert to fraction form
    2,223,660.12/3,068,653.59 = 1,205,064.87/x
  3. Step 3: Cross multiply
    2,223,660.12x = 3,068,653.59 × 1,205,064.87
  4. Step 4: Simplify right side
    2,223,660.12x = 3,697,926,639,508.38
  5. Step 5: Solve for x
    x = 3,697,926,639,508.38/2,223,660.12
  6. Step 6: Final answer
    x = 1,662,990.94

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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.