Home / 1,487,080.54-2,230,616.33-422,123.50

Finding the Fourth Proportional to 1,487,080.54, 2,230,616.33 and 422,123.50

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Solution

The fourth proportional to 1,487,080.54, 2,230,616.33 and 422,123.50 is: 633,183.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,080.54 : 2,230,616.33 = 422,123.50 : x
  2. Step 2: Convert to fraction form
    1,487,080.54/2,230,616.33 = 422,123.50/x
  3. Step 3: Cross multiply
    1,487,080.54x = 2,230,616.33 × 422,123.50
  4. Step 4: Simplify right side
    1,487,080.54x = 941,595,572,376.76
  5. Step 5: Solve for x
    x = 941,595,572,376.76/1,487,080.54
  6. Step 6: Final answer
    x = 633,183.98

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1.5x scale

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.