Home / 1,926,765.86-2,658,936.47-1,055,631.47

Finding the Fourth Proportional to 1,926,765.86, 2,658,936.47 and 1,055,631.47

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Solution

The fourth proportional to 1,926,765.86, 2,658,936.47 and 1,055,631.47 is: 1,456,771.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926,765.86 : 2,658,936.47 = 1,055,631.47 : x
  2. Step 2: Convert to fraction form
    1,926,765.86/2,658,936.47 = 1,055,631.47/x
  3. Step 3: Cross multiply
    1,926,765.86x = 2,658,936.47 × 1,055,631.47
  4. Step 4: Simplify right side
    1,926,765.86x = 2,806,856,995,889.87
  5. Step 5: Solve for x
    x = 2,806,856,995,889.87/1,926,765.86
  6. Step 6: Final answer
    x = 1,456,771.19

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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.