Home / 1,254,145.06-1,730,725.14-681,194.80

Finding the Fourth Proportional to 1,254,145.06, 1,730,725.14 and 681,194.80

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Solution

The fourth proportional to 1,254,145.06, 1,730,725.14 and 681,194.80 is: 940,051.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,145.06 : 1,730,725.14 = 681,194.80 : x
  2. Step 2: Convert to fraction form
    1,254,145.06/1,730,725.14 = 681,194.80/x
  3. Step 3: Cross multiply
    1,254,145.06x = 1,730,725.14 × 681,194.80
  4. Step 4: Simplify right side
    1,254,145.06x = 1,178,960,965,597.27
  5. Step 5: Solve for x
    x = 1,178,960,965,597.27/1,254,145.06
  6. Step 6: Final answer
    x = 940,051.52

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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.