Home / 1,728,606.30-2,592,909.45-731,204.70

Finding the Fourth Proportional to 1,728,606.30, 2,592,909.45 and 731,204.70

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Solution

The fourth proportional to 1,728,606.30, 2,592,909.45 and 731,204.70 is: 1,096,807.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,606.30 : 2,592,909.45 = 731,204.70 : x
  2. Step 2: Convert to fraction form
    1,728,606.30/2,592,909.45 = 731,204.70/x
  3. Step 3: Cross multiply
    1,728,606.30x = 2,592,909.45 × 731,204.70
  4. Step 4: Simplify right side
    1,728,606.30x = 1,895,947,576,514.42
  5. Step 5: Solve for x
    x = 1,895,947,576,514.42/1,728,606.30
  6. Step 6: Final answer
    x = 1,096,807.05

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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.