Home / 1,929,091.16-2,662,177.74-1,069,687.64

Finding the Fourth Proportional to 1,929,091.16, 2,662,177.74 and 1,069,687.64

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Solution

The fourth proportional to 1,929,091.16, 2,662,177.74 and 1,069,687.64 is: 1,476,186.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,091.16 : 2,662,177.74 = 1,069,687.64 : x
  2. Step 2: Convert to fraction form
    1,929,091.16/2,662,177.74 = 1,069,687.64/x
  3. Step 3: Cross multiply
    1,929,091.16x = 2,662,177.74 × 1,069,687.64
  4. Step 4: Simplify right side
    1,929,091.16x = 2,847,698,623,961.13
  5. Step 5: Solve for x
    x = 2,847,698,623,961.13/1,929,091.16
  6. Step 6: Final answer
    x = 1,476,186.65

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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.