Home / 2,428,892.66-3,644,599.86-990,631.23

Finding the Fourth Proportional to 2,428,892.66, 3,644,599.86 and 990,631.23

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Solution

The fourth proportional to 2,428,892.66, 3,644,599.86 and 990,631.23 is: 1,486,461.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428,892.66 : 3,644,599.86 = 990,631.23 : x
  2. Step 2: Convert to fraction form
    2,428,892.66/3,644,599.86 = 990,631.23/x
  3. Step 3: Cross multiply
    2,428,892.66x = 3,644,599.86 × 990,631.23
  4. Step 4: Simplify right side
    2,428,892.66x = 3,610,454,442,169.63
  5. Step 5: Solve for x
    x = 3,610,454,442,169.63/2,428,892.66
  6. Step 6: Final answer
    x = 1,486,461.10

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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.