Home / 1,116,828.28-1,541,221.86-607,529.44

Finding the Fourth Proportional to 1,116,828.28, 1,541,221.86 and 607,529.44

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Solution

The fourth proportional to 1,116,828.28, 1,541,221.86 and 607,529.44 is: 838,389.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,828.28 : 1,541,221.86 = 607,529.44 : x
  2. Step 2: Convert to fraction form
    1,116,828.28/1,541,221.86 = 607,529.44/x
  3. Step 3: Cross multiply
    1,116,828.28x = 1,541,221.86 × 607,529.44
  4. Step 4: Simplify right side
    1,116,828.28x = 936,337,653,521.56
  5. Step 5: Solve for x
    x = 936,337,653,521.56/1,116,828.28
  6. Step 6: Final answer
    x = 838,389.99

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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.