Home / 2,428,894.41-3,644,602.49-990,632.98

Finding the Fourth Proportional to 2,428,894.41, 3,644,602.49 and 990,632.98

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Solution

The fourth proportional to 2,428,894.41, 3,644,602.49 and 990,632.98 is: 1,486,463.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428,894.41 : 3,644,602.49 = 990,632.98 : x
  2. Step 2: Convert to fraction form
    2,428,894.41/3,644,602.49 = 990,632.98/x
  3. Step 3: Cross multiply
    2,428,894.41x = 3,644,602.49 × 990,632.98
  4. Step 4: Simplify right side
    2,428,894.41x = 3,610,463,425,584.12
  5. Step 5: Solve for x
    x = 3,610,463,425,584.12/2,428,894.41
  6. Step 6: Final answer
    x = 1,486,463.72

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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.