Home / 911,128.38-1,366,697.43-597,570.90

Finding the Fourth Proportional to 911,128.38, 1,366,697.43 and 597,570.90

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Solution

The fourth proportional to 911,128.38, 1,366,697.43 and 597,570.90 is: 896,359.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,128.38 : 1,366,697.43 = 597,570.90 : x
  2. Step 2: Convert to fraction form
    911,128.38/1,366,697.43 = 597,570.90/x
  3. Step 3: Cross multiply
    911,128.38x = 1,366,697.43 × 597,570.90
  4. Step 4: Simplify right side
    911,128.38x = 816,698,613,272.79
  5. Step 5: Solve for x
    x = 816,698,613,272.79/911,128.38
  6. Step 6: Final answer
    x = 896,359.54

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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.