Home / 1,728,000.32-2,593,157.64-717,123.20

Finding the Fourth Proportional to 1,728,000.32, 2,593,157.64 and 717,123.20

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Solution

The fourth proportional to 1,728,000.32, 2,593,157.64 and 717,123.20 is: 1,076,165.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,000.32 : 2,593,157.64 = 717,123.20 : x
  2. Step 2: Convert to fraction form
    1,728,000.32/2,593,157.64 = 717,123.20/x
  3. Step 3: Cross multiply
    1,728,000.32x = 2,593,157.64 × 717,123.20
  4. Step 4: Simplify right side
    1,728,000.32x = 1,859,613,504,901.25
  5. Step 5: Solve for x
    x = 1,859,613,504,901.25/1,728,000.32
  6. Step 6: Final answer
    x = 1,076,165.02

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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.