Home / 1,192,531.50-1,645,543.86-806,187.54

Finding the Fourth Proportional to 1,192,531.50, 1,645,543.86 and 806,187.54

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Solution

The fourth proportional to 1,192,531.50, 1,645,543.86 and 806,187.54 is: 1,112,437.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,531.50 : 1,645,543.86 = 806,187.54 : x
  2. Step 2: Convert to fraction form
    1,192,531.50/1,645,543.86 = 806,187.54/x
  3. Step 3: Cross multiply
    1,192,531.50x = 1,645,543.86 × 806,187.54
  4. Step 4: Simplify right side
    1,192,531.50x = 1,326,616,956,455.50
  5. Step 5: Solve for x
    x = 1,326,616,956,455.50/1,192,531.50
  6. Step 6: Final answer
    x = 1,112,437.66

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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.