Home / 1,046,485-1,569,961.50-381,637

Finding the Fourth Proportional to 1,046,485, 1,569,961.50 and 381,637

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Solution

The fourth proportional to 1,046,485, 1,569,961.50 and 381,637 is: 572,540.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,485 : 1,569,961.50 = 381,637 : x
  2. Step 2: Convert to fraction form
    1,046,485/1,569,961.50 = 381,637/x
  3. Step 3: Cross multiply
    1,046,485x = 1,569,961.50 × 381,637
  4. Step 4: Simplify right side
    1,046,485x = 599,155,396,975.50
  5. Step 5: Solve for x
    x = 599,155,396,975.50/1,046,485
  6. Step 6: Final answer
    x = 572,540.84

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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.