Home / 2,918,697.39-4,380,737.43-1,480,390.38

Finding the Fourth Proportional to 2,918,697.39, 4,380,737.43 and 1,480,390.38

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Solution

The fourth proportional to 2,918,697.39, 4,380,737.43 and 1,480,390.38 is: 2,221,950.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918,697.39 : 4,380,737.43 = 1,480,390.38 : x
  2. Step 2: Convert to fraction form
    2,918,697.39/4,380,737.43 = 1,480,390.38/x
  3. Step 3: Cross multiply
    2,918,697.39x = 4,380,737.43 × 1,480,390.38
  4. Step 4: Simplify right side
    2,918,697.39x = 6,485,201,548,677.92
  5. Step 5: Solve for x
    x = 6,485,201,548,677.92/2,918,697.39
  6. Step 6: Final answer
    x = 2,221,950.65

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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.