Home / 2,947,971.52-4,422,011.82-926,177.50

Finding the Fourth Proportional to 2,947,971.52, 4,422,011.82 and 926,177.50

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Solution

The fourth proportional to 2,947,971.52, 4,422,011.82 and 926,177.50 is: 1,389,283.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,947,971.52 : 4,422,011.82 = 926,177.50 : x
  2. Step 2: Convert to fraction form
    2,947,971.52/4,422,011.82 = 926,177.50/x
  3. Step 3: Cross multiply
    2,947,971.52x = 4,422,011.82 × 926,177.50
  4. Step 4: Simplify right side
    2,947,971.52x = 4,095,567,852,418.05
  5. Step 5: Solve for x
    x = 4,095,567,852,418.05/2,947,971.52
  6. Step 6: Final answer
    x = 1,389,283.39

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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.