Home / 1,307,014.20-1,957,682.21-631,679.18

Finding the Fourth Proportional to 1,307,014.20, 1,957,682.21 and 631,679.18

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Solution

The fourth proportional to 1,307,014.20, 1,957,682.21 and 631,679.18 is: 946,146.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,014.20 : 1,957,682.21 = 631,679.18 : x
  2. Step 2: Convert to fraction form
    1,307,014.20/1,957,682.21 = 631,679.18/x
  3. Step 3: Cross multiply
    1,307,014.20x = 1,957,682.21 × 631,679.18
  4. Step 4: Simplify right side
    1,307,014.20x = 1,236,627,080,166.58
  5. Step 5: Solve for x
    x = 1,236,627,080,166.58/1,307,014.20
  6. Step 6: Final answer
    x = 946,146.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.