Home / 1,806,962.28-2,493,641.09-991,207.63

Finding the Fourth Proportional to 1,806,962.28, 2,493,641.09 and 991,207.63

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Solution

The fourth proportional to 1,806,962.28, 2,493,641.09 and 991,207.63 is: 1,367,884.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,806,962.28 : 2,493,641.09 = 991,207.63 : x
  2. Step 2: Convert to fraction form
    1,806,962.28/2,493,641.09 = 991,207.63/x
  3. Step 3: Cross multiply
    1,806,962.28x = 2,493,641.09 × 991,207.63
  4. Step 4: Simplify right side
    1,806,962.28x = 2,471,716,080,484.59
  5. Step 5: Solve for x
    x = 2,471,716,080,484.59/1,806,962.28
  6. Step 6: Final answer
    x = 1,367,884.72

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.