Home / 1,521,126.56-2,098,539.86-876,201.32

Finding the Fourth Proportional to 1,521,126.56, 2,098,539.86 and 876,201.32

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Solution

The fourth proportional to 1,521,126.56, 2,098,539.86 and 876,201.32 is: 1,208,803.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,126.56 : 2,098,539.86 = 876,201.32 : x
  2. Step 2: Convert to fraction form
    1,521,126.56/2,098,539.86 = 876,201.32/x
  3. Step 3: Cross multiply
    1,521,126.56x = 2,098,539.86 × 876,201.32
  4. Step 4: Simplify right side
    1,521,126.56x = 1,838,743,396,269.96
  5. Step 5: Solve for x
    x = 1,838,743,396,269.96/1,521,126.56
  6. Step 6: Final answer
    x = 1,208,803.69

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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.