Home / 1,137,298.68-1,567,600.92-806,264.64

Finding the Fourth Proportional to 1,137,298.68, 1,567,600.92 and 806,264.64

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Solution

The fourth proportional to 1,137,298.68, 1,567,600.92 and 806,264.64 is: 1,111,318.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,298.68 : 1,567,600.92 = 806,264.64 : x
  2. Step 2: Convert to fraction form
    1,137,298.68/1,567,600.92 = 806,264.64/x
  3. Step 3: Cross multiply
    1,137,298.68x = 1,567,600.92 × 806,264.64
  4. Step 4: Simplify right side
    1,137,298.68x = 1,263,901,191,427.47
  5. Step 5: Solve for x
    x = 1,263,901,191,427.47/1,137,298.68
  6. Step 6: Final answer
    x = 1,111,318.61

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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.