Home / 1,189,269.50-1,784,125.58-540,892.34

Finding the Fourth Proportional to 1,189,269.50, 1,784,125.58 and 540,892.34

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Solution

The fourth proportional to 1,189,269.50, 1,784,125.58 and 540,892.34 is: 811,439.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,269.50 : 1,784,125.58 = 540,892.34 : x
  2. Step 2: Convert to fraction form
    1,189,269.50/1,784,125.58 = 540,892.34/x
  3. Step 3: Cross multiply
    1,189,269.50x = 1,784,125.58 × 540,892.34
  4. Step 4: Simplify right side
    1,189,269.50x = 965,019,854,885.44
  5. Step 5: Solve for x
    x = 965,019,854,885.44/1,189,269.50
  6. Step 6: Final answer
    x = 811,439.17

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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.