Home / 1,254,765.51-1,731,587.36-681,805.69

Finding the Fourth Proportional to 1,254,765.51, 1,731,587.36 and 681,805.69

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Solution

The fourth proportional to 1,254,765.51, 1,731,587.36 and 681,805.69 is: 940,897.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,765.51 : 1,731,587.36 = 681,805.69 : x
  2. Step 2: Convert to fraction form
    1,254,765.51/1,731,587.36 = 681,805.69/x
  3. Step 3: Cross multiply
    1,254,765.51x = 1,731,587.36 × 681,805.69
  4. Step 4: Simplify right side
    1,254,765.51x = 1,180,606,107,042.08
  5. Step 5: Solve for x
    x = 1,180,606,107,042.08/1,254,765.51
  6. Step 6: Final answer
    x = 940,897.80

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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.