Home / 2,832,731.28-3,909,046.77-1,609,032.96

Finding the Fourth Proportional to 2,832,731.28, 3,909,046.77 and 1,609,032.96

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Solution

The fourth proportional to 2,832,731.28, 3,909,046.77 and 1,609,032.96 is: 2,220,395.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832,731.28 : 3,909,046.77 = 1,609,032.96 : x
  2. Step 2: Convert to fraction form
    2,832,731.28/3,909,046.77 = 1,609,032.96/x
  3. Step 3: Cross multiply
    2,832,731.28x = 3,909,046.77 × 1,609,032.96
  4. Step 4: Simplify right side
    2,832,731.28x = 6,289,785,095,111.54
  5. Step 5: Solve for x
    x = 6,289,785,095,111.54/2,832,731.28
  6. Step 6: Final answer
    x = 2,220,395.96

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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.