Home / 2,886,159.23-3,982,628.39-1,953,970.61

Finding the Fourth Proportional to 2,886,159.23, 3,982,628.39 and 1,953,970.61

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Solution

The fourth proportional to 2,886,159.23, 3,982,628.39 and 1,953,970.61 is: 2,696,295.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,886,159.23 : 3,982,628.39 = 1,953,970.61 : x
  2. Step 2: Convert to fraction form
    2,886,159.23/3,982,628.39 = 1,953,970.61/x
  3. Step 3: Cross multiply
    2,886,159.23x = 3,982,628.39 × 1,953,970.61
  4. Step 4: Simplify right side
    2,886,159.23x = 7,781,938,824,611.62
  5. Step 5: Solve for x
    x = 7,781,938,824,611.62/2,886,159.23
  6. Step 6: Final answer
    x = 2,696,295.74

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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.