Home / 2,386,784.68-3,293,789.70-1,299,063.16

Finding the Fourth Proportional to 2,386,784.68, 3,293,789.70 and 1,299,063.16

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Solution

The fourth proportional to 2,386,784.68, 3,293,789.70 and 1,299,063.16 is: 1,792,721.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,386,784.68 : 3,293,789.70 = 1,299,063.16 : x
  2. Step 2: Convert to fraction form
    2,386,784.68/3,293,789.70 = 1,299,063.16/x
  3. Step 3: Cross multiply
    2,386,784.68x = 3,293,789.70 × 1,299,063.16
  4. Step 4: Simplify right side
    2,386,784.68x = 4,278,840,856,057.45
  5. Step 5: Solve for x
    x = 4,278,840,856,057.45/2,386,784.68
  6. Step 6: Final answer
    x = 1,792,721.77

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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.