Home / 2,989,433.96-4,124,340.78-2,301,316.52

Finding the Fourth Proportional to 2,989,433.96, 4,124,340.78 and 2,301,316.52

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Solution

The fourth proportional to 2,989,433.96, 4,124,340.78 and 2,301,316.52 is: 3,174,986.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,433.96 : 4,124,340.78 = 2,301,316.52 : x
  2. Step 2: Convert to fraction form
    2,989,433.96/4,124,340.78 = 2,301,316.52/x
  3. Step 3: Cross multiply
    2,989,433.96x = 4,124,340.78 × 2,301,316.52
  4. Step 4: Simplify right side
    2,989,433.96x = 9,491,413,550,501.98
  5. Step 5: Solve for x
    x = 9,491,413,550,501.98/2,989,433.96
  6. Step 6: Final answer
    x = 3,174,986.87

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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.