Home / 1,135,174.86-1,564,913.61-893,036.88

Finding the Fourth Proportional to 1,135,174.86, 1,564,913.61 and 893,036.88

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Solution

The fourth proportional to 1,135,174.86, 1,564,913.61 and 893,036.88 is: 1,231,110.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,174.86 : 1,564,913.61 = 893,036.88 : x
  2. Step 2: Convert to fraction form
    1,135,174.86/1,564,913.61 = 893,036.88/x
  3. Step 3: Cross multiply
    1,135,174.86x = 1,564,913.61 × 893,036.88
  4. Step 4: Simplify right side
    1,135,174.86x = 1,397,525,567,743.94
  5. Step 5: Solve for x
    x = 1,397,525,567,743.94/1,135,174.86
  6. Step 6: Final answer
    x = 1,231,110.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.