Home / 1,189,024.80-1,783,538.42-557,939.22

Finding the Fourth Proportional to 1,189,024.80, 1,783,538.42 and 557,939.22

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Solution

The fourth proportional to 1,189,024.80, 1,783,538.42 and 557,939.22 is: 836,909.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,024.80 : 1,783,538.42 = 557,939.22 : x
  2. Step 2: Convert to fraction form
    1,189,024.80/1,783,538.42 = 557,939.22/x
  3. Step 3: Cross multiply
    1,189,024.80x = 1,783,538.42 × 557,939.22
  4. Step 4: Simplify right side
    1,189,024.80x = 995,106,032,105.14
  5. Step 5: Solve for x
    x = 995,106,032,105.14/1,189,024.80
  6. Step 6: Final answer
    x = 836,909.40

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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.