Home / 1,639,727.35-2,262,827.70-914,622.03

Finding the Fourth Proportional to 1,639,727.35, 2,262,827.70 and 914,622.03

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Solution

The fourth proportional to 1,639,727.35, 2,262,827.70 and 914,622.03 is: 1,262,180.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,727.35 : 2,262,827.70 = 914,622.03 : x
  2. Step 2: Convert to fraction form
    1,639,727.35/2,262,827.70 = 914,622.03/x
  3. Step 3: Cross multiply
    1,639,727.35x = 2,262,827.70 × 914,622.03
  4. Step 4: Simplify right side
    1,639,727.35x = 2,069,632,064,514.23
  5. Step 5: Solve for x
    x = 2,069,632,064,514.23/1,639,727.35
  6. Step 6: Final answer
    x = 1,262,180.61

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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.