Home / 2,916,994.10-4,375,491.04-787,078.14

Finding the Fourth Proportional to 2,916,994.10, 4,375,491.04 and 787,078.14

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Solution

The fourth proportional to 2,916,994.10, 4,375,491.04 and 787,078.14 is: 1,180,617.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916,994.10 : 4,375,491.04 = 787,078.14 : x
  2. Step 2: Convert to fraction form
    2,916,994.10/4,375,491.04 = 787,078.14/x
  3. Step 3: Cross multiply
    2,916,994.10x = 4,375,491.04 × 787,078.14
  4. Step 4: Simplify right side
    2,916,994.10x = 3,443,853,349,349.87
  5. Step 5: Solve for x
    x = 3,443,853,349,349.87/2,916,994.10
  6. Step 6: Final answer
    x = 1,180,617.18

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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.