Home / 3,072,874.90-4,240,568.22-1,696,219.51

Finding the Fourth Proportional to 3,072,874.90, 4,240,568.22 and 1,696,219.51

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Solution

The fourth proportional to 3,072,874.90, 4,240,568.22 and 1,696,219.51 is: 2,340,783.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072,874.90 : 4,240,568.22 = 1,696,219.51 : x
  2. Step 2: Convert to fraction form
    3,072,874.90/4,240,568.22 = 1,696,219.51/x
  3. Step 3: Cross multiply
    3,072,874.90x = 4,240,568.22 × 1,696,219.51
  4. Step 4: Simplify right side
    3,072,874.90x = 7,192,934,532,082.81
  5. Step 5: Solve for x
    x = 7,192,934,532,082.81/3,072,874.90
  6. Step 6: Final answer
    x = 2,340,783.39

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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.