Home / 1,234,817.37-1,852,288.16-393,434.73

Finding the Fourth Proportional to 1,234,817.37, 1,852,288.16 and 393,434.73

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Solution

The fourth proportional to 1,234,817.37, 1,852,288.16 and 393,434.73 is: 590,171.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,817.37 : 1,852,288.16 = 393,434.73 : x
  2. Step 2: Convert to fraction form
    1,234,817.37/1,852,288.16 = 393,434.73/x
  3. Step 3: Cross multiply
    1,234,817.37x = 1,852,288.16 × 393,434.73
  4. Step 4: Simplify right side
    1,234,817.37x = 728,754,492,111.80
  5. Step 5: Solve for x
    x = 728,754,492,111.80/1,234,817.37
  6. Step 6: Final answer
    x = 590,171.88

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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.