Home / 1,011,599.75-1,395,991.32-552,704.51

Finding the Fourth Proportional to 1,011,599.75, 1,395,991.32 and 552,704.51

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Solution

The fourth proportional to 1,011,599.75, 1,395,991.32 and 552,704.51 is: 762,723.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,599.75 : 1,395,991.32 = 552,704.51 : x
  2. Step 2: Convert to fraction form
    1,011,599.75/1,395,991.32 = 552,704.51/x
  3. Step 3: Cross multiply
    1,011,599.75x = 1,395,991.32 × 552,704.51
  4. Step 4: Simplify right side
    1,011,599.75x = 771,570,698,484.85
  5. Step 5: Solve for x
    x = 771,570,698,484.85/1,011,599.75
  6. Step 6: Final answer
    x = 762,723.30

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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.