Home / 3,427,250.09-4,729,575.79-1,878,597.80

Finding the Fourth Proportional to 3,427,250.09, 4,729,575.79 and 1,878,597.80

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Solution

The fourth proportional to 3,427,250.09, 4,729,575.79 and 1,878,597.80 is: 2,592,448.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,427,250.09 : 4,729,575.79 = 1,878,597.80 : x
  2. Step 2: Convert to fraction form
    3,427,250.09/4,729,575.79 = 1,878,597.80/x
  3. Step 3: Cross multiply
    3,427,250.09x = 4,729,575.79 × 1,878,597.80
  4. Step 4: Simplify right side
    3,427,250.09x = 8,884,970,682,491.53
  5. Step 5: Solve for x
    x = 8,884,970,682,491.53/3,427,250.09
  6. Step 6: Final answer
    x = 2,592,448.89

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1.5x scale

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.