Home / 2,992,688.73-4,121,212.10-2,600,040.15

Finding the Fourth Proportional to 2,992,688.73, 4,121,212.10 and 2,600,040.15

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Solution

The fourth proportional to 2,992,688.73, 4,121,212.10 and 2,600,040.15 is: 3,580,498.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992,688.73 : 4,121,212.10 = 2,600,040.15 : x
  2. Step 2: Convert to fraction form
    2,992,688.73/4,121,212.10 = 2,600,040.15/x
  3. Step 3: Cross multiply
    2,992,688.73x = 4,121,212.10 × 2,600,040.15
  4. Step 4: Simplify right side
    2,992,688.73x = 10,715,316,913,665.62
  5. Step 5: Solve for x
    x = 10,715,316,913,665.62/2,992,688.73
  6. Step 6: Final answer
    x = 3,580,498.30

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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.