Home / 1,947,469.68-2,916,848.52-1,125,801.54

Finding the Fourth Proportional to 1,947,469.68, 2,916,848.52 and 1,125,801.54

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Solution

The fourth proportional to 1,947,469.68, 2,916,848.52 and 1,125,801.54 is: 1,686,184.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,469.68 : 2,916,848.52 = 1,125,801.54 : x
  2. Step 2: Convert to fraction form
    1,947,469.68/2,916,848.52 = 1,125,801.54/x
  3. Step 3: Cross multiply
    1,947,469.68x = 2,916,848.52 × 1,125,801.54
  4. Step 4: Simplify right side
    1,947,469.68x = 3,283,792,555,762.72
  5. Step 5: Solve for x
    x = 3,283,792,555,762.72/1,947,469.68
  6. Step 6: Final answer
    x = 1,686,184.18

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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.