Home / 2,814,161.64-4,226,890.68-1,679,138.40

Finding the Fourth Proportional to 2,814,161.64, 4,226,890.68 and 1,679,138.40

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Solution

The fourth proportional to 2,814,161.64, 4,226,890.68 and 1,679,138.40 is: 2,522,077.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,814,161.64 : 4,226,890.68 = 1,679,138.40 : x
  2. Step 2: Convert to fraction form
    2,814,161.64/4,226,890.68 = 1,679,138.40/x
  3. Step 3: Cross multiply
    2,814,161.64x = 4,226,890.68 × 1,679,138.40
  4. Step 4: Simplify right side
    2,814,161.64x = 7,097,534,453,390.11
  5. Step 5: Solve for x
    x = 7,097,534,453,390.11/2,814,161.64
  6. Step 6: Final answer
    x = 2,522,077.75

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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.