Home / 2,570,119.21-3,546,785.64-1,424,218.69

Finding the Fourth Proportional to 2,570,119.21, 3,546,785.64 and 1,424,218.69

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Solution

The fourth proportional to 2,570,119.21, 3,546,785.64 and 1,424,218.69 is: 1,965,433.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,570,119.21 : 3,546,785.64 = 1,424,218.69 : x
  2. Step 2: Convert to fraction form
    2,570,119.21/3,546,785.64 = 1,424,218.69/x
  3. Step 3: Cross multiply
    2,570,119.21x = 3,546,785.64 × 1,424,218.69
  4. Step 4: Simplify right side
    2,570,119.21x = 5,051,398,397,911.61
  5. Step 5: Solve for x
    x = 5,051,398,397,911.61/2,570,119.21
  6. Step 6: Final answer
    x = 1,965,433.50

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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.