Home / 1,189,269.68-1,784,125.86-540,892.53

Finding the Fourth Proportional to 1,189,269.68, 1,784,125.86 and 540,892.53

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Solution

The fourth proportional to 1,189,269.68, 1,784,125.86 and 540,892.53 is: 811,439.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,269.68 : 1,784,125.86 = 540,892.53 : x
  2. Step 2: Convert to fraction form
    1,189,269.68/1,784,125.86 = 540,892.53/x
  3. Step 3: Cross multiply
    1,189,269.68x = 1,784,125.86 × 540,892.53
  4. Step 4: Simplify right side
    1,189,269.68x = 965,020,350,253.83
  5. Step 5: Solve for x
    x = 965,020,350,253.83/1,189,269.68
  6. Step 6: Final answer
    x = 811,439.46

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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.