Home / 1,014,422.94-1,399,886.55-561,704.22

Finding the Fourth Proportional to 1,014,422.94, 1,399,886.55 and 561,704.22

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Solution

The fourth proportional to 1,014,422.94, 1,399,886.55 and 561,704.22 is: 775,142.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,422.94 : 1,399,886.55 = 561,704.22 : x
  2. Step 2: Convert to fraction form
    1,014,422.94/1,399,886.55 = 561,704.22/x
  3. Step 3: Cross multiply
    1,014,422.94x = 1,399,886.55 × 561,704.22
  4. Step 4: Simplify right side
    1,014,422.94x = 786,322,182,656.24
  5. Step 5: Solve for x
    x = 786,322,182,656.24/1,014,422.94
  6. Step 6: Final answer
    x = 775,142.35

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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.