Home / 1,330,175.45-1,835,941.12-871,023.35

Finding the Fourth Proportional to 1,330,175.45, 1,835,941.12 and 871,023.35

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Solution

The fourth proportional to 1,330,175.45, 1,835,941.12 and 871,023.35 is: 1,202,208.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,175.45 : 1,835,941.12 = 871,023.35 : x
  2. Step 2: Convert to fraction form
    1,330,175.45/1,835,941.12 = 871,023.35/x
  3. Step 3: Cross multiply
    1,330,175.45x = 1,835,941.12 × 871,023.35
  4. Step 4: Simplify right side
    1,330,175.45x = 1,599,147,587,157.45
  5. Step 5: Solve for x
    x = 1,599,147,587,157.45/1,330,175.45
  6. Step 6: Final answer
    x = 1,202,208.01

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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.