Home / 1,909,338.32-2,634,796.68-1,049,934.80

Finding the Fourth Proportional to 1,909,338.32, 2,634,796.68 and 1,049,934.80

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Solution

The fourth proportional to 1,909,338.32, 2,634,796.68 and 1,049,934.80 is: 1,448,860.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,338.32 : 2,634,796.68 = 1,049,934.80 : x
  2. Step 2: Convert to fraction form
    1,909,338.32/2,634,796.68 = 1,049,934.80/x
  3. Step 3: Cross multiply
    1,909,338.32x = 2,634,796.68 × 1,049,934.80
  4. Step 4: Simplify right side
    1,909,338.32x = 2,766,364,725,256.46
  5. Step 5: Solve for x
    x = 2,766,364,725,256.46/1,909,338.32
  6. Step 6: Final answer
    x = 1,448,860.42

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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.