Home / 3,688,268.58-5,532,402.78-992,599.74

Finding the Fourth Proportional to 3,688,268.58, 5,532,402.78 and 992,599.74

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Solution

The fourth proportional to 3,688,268.58, 5,532,402.78 and 992,599.74 is: 1,488,899.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,688,268.58 : 5,532,402.78 = 992,599.74 : x
  2. Step 2: Convert to fraction form
    3,688,268.58/5,532,402.78 = 992,599.74/x
  3. Step 3: Cross multiply
    3,688,268.58x = 5,532,402.78 × 992,599.74
  4. Step 4: Simplify right side
    3,688,268.58x = 5,491,461,561,003.28
  5. Step 5: Solve for x
    x = 5,491,461,561,003.28/3,688,268.58
  6. Step 6: Final answer
    x = 1,488,899.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.