Home / 993,119.22-1,370,969.01-635,630.58

Finding the Fourth Proportional to 993,119.22, 1,370,969.01 and 635,630.58

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Solution

The fourth proportional to 993,119.22, 1,370,969.01 and 635,630.58 is: 877,467.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,119.22 : 1,370,969.01 = 635,630.58 : x
  2. Step 2: Convert to fraction form
    993,119.22/1,370,969.01 = 635,630.58/x
  3. Step 3: Cross multiply
    993,119.22x = 1,370,969.01 × 635,630.58
  4. Step 4: Simplify right side
    993,119.22x = 871,429,826,988.33
  5. Step 5: Solve for x
    x = 871,429,826,988.33/993,119.22
  6. Step 6: Final answer
    x = 877,467.49

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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.