Home / 3,283,726.80-4,917,295.80-2,155,688.40

Finding the Fourth Proportional to 3,283,726.80, 4,917,295.80 and 2,155,688.40

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Solution

The fourth proportional to 3,283,726.80, 4,917,295.80 and 2,155,688.40 is: 3,228,087.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283,726.80 : 4,917,295.80 = 2,155,688.40 : x
  2. Step 2: Convert to fraction form
    3,283,726.80/4,917,295.80 = 2,155,688.40/x
  3. Step 3: Cross multiply
    3,283,726.80x = 4,917,295.80 × 2,155,688.40
  4. Step 4: Simplify right side
    3,283,726.80x = 10,600,157,515,428.72
  5. Step 5: Solve for x
    x = 10,600,157,515,428.72/3,283,726.80
  6. Step 6: Final answer
    x = 3,228,087.52

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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.