Home / 3,688,499-5,090,284.14-2,078,867

Finding the Fourth Proportional to 3,688,499, 5,090,284.14 and 2,078,867

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Solution

The fourth proportional to 3,688,499, 5,090,284.14 and 2,078,867 is: 2,868,924.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,688,499 : 5,090,284.14 = 2,078,867 : x
  2. Step 2: Convert to fraction form
    3,688,499/5,090,284.14 = 2,078,867/x
  3. Step 3: Cross multiply
    3,688,499x = 5,090,284.14 × 2,078,867
  4. Step 4: Simplify right side
    3,688,499x = 10,582,023,719,269.38
  5. Step 5: Solve for x
    x = 10,582,023,719,269.38/3,688,499
  6. Step 6: Final answer
    x = 2,868,924.11

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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.