Home / 3,343,695.76-4,615,712.81-2,257,438.78

Finding the Fourth Proportional to 3,343,695.76, 4,615,712.81 and 2,257,438.78

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Solution

The fourth proportional to 3,343,695.76, 4,615,712.81 and 2,257,438.78 is: 3,116,219.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343,695.76 : 4,615,712.81 = 2,257,438.78 : x
  2. Step 2: Convert to fraction form
    3,343,695.76/4,615,712.81 = 2,257,438.78/x
  3. Step 3: Cross multiply
    3,343,695.76x = 4,615,712.81 × 2,257,438.78
  4. Step 4: Simplify right side
    3,343,695.76x = 10,419,689,094,636.77
  5. Step 5: Solve for x
    x = 10,419,689,094,636.77/3,343,695.76
  6. Step 6: Final answer
    x = 3,116,219.25

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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.