Home / 3,326,298.40-4,989,447.60-2,989,719.10

Finding the Fourth Proportional to 3,326,298.40, 4,989,447.60 and 2,989,719.10

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Solution

The fourth proportional to 3,326,298.40, 4,989,447.60 and 2,989,719.10 is: 4,484,578.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326,298.40 : 4,989,447.60 = 2,989,719.10 : x
  2. Step 2: Convert to fraction form
    3,326,298.40/4,989,447.60 = 2,989,719.10/x
  3. Step 3: Cross multiply
    3,326,298.40x = 4,989,447.60 × 2,989,719.10
  4. Step 4: Simplify right side
    3,326,298.40x = 14,917,046,788,169.16
  5. Step 5: Solve for x
    x = 14,917,046,788,169.16/3,326,298.40
  6. Step 6: Final answer
    x = 4,484,578.65

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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.