Home / 2,689,964.37-3,712,128.53-1,466,247.60

Finding the Fourth Proportional to 2,689,964.37, 3,712,128.53 and 1,466,247.60

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Solution

The fourth proportional to 2,689,964.37, 3,712,128.53 and 1,466,247.60 is: 2,023,409.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689,964.37 : 3,712,128.53 = 1,466,247.60 : x
  2. Step 2: Convert to fraction form
    2,689,964.37/3,712,128.53 = 1,466,247.60/x
  3. Step 3: Cross multiply
    2,689,964.37x = 3,712,128.53 × 1,466,247.60
  4. Step 4: Simplify right side
    2,689,964.37x = 5,442,899,540,672.79
  5. Step 5: Solve for x
    x = 5,442,899,540,672.79/2,689,964.37
  6. Step 6: Final answer
    x = 2,023,409.53

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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.