Home / 2,709,997.76-4,066,571.28-1,214,089.76

Finding the Fourth Proportional to 2,709,997.76, 4,066,571.28 and 1,214,089.76

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Solution

The fourth proportional to 2,709,997.76, 4,066,571.28 and 1,214,089.76 is: 1,821,840.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,709,997.76 : 4,066,571.28 = 1,214,089.76 : x
  2. Step 2: Convert to fraction form
    2,709,997.76/4,066,571.28 = 1,214,089.76/x
  3. Step 3: Cross multiply
    2,709,997.76x = 4,066,571.28 × 1,214,089.76
  4. Step 4: Simplify right side
    2,709,997.76x = 4,937,182,549,358.09
  5. Step 5: Solve for x
    x = 4,937,182,549,358.09/2,709,997.76
  6. Step 6: Final answer
    x = 1,821,840.08

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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.