Home / 5,309,463.63-7,961,981.04-1,665,254.60

Finding the Fourth Proportional to 5,309,463.63, 7,961,981.04 and 1,665,254.60

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Solution

The fourth proportional to 5,309,463.63, 7,961,981.04 and 1,665,254.60 is: 2,497,187.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,309,463.63 : 7,961,981.04 = 1,665,254.60 : x
  2. Step 2: Convert to fraction form
    5,309,463.63/7,961,981.04 = 1,665,254.60/x
  3. Step 3: Cross multiply
    5,309,463.63x = 7,961,981.04 × 1,665,254.60
  4. Step 4: Simplify right side
    5,309,463.63x = 13,258,725,512,162.88
  5. Step 5: Solve for x
    x = 13,258,725,512,162.88/5,309,463.63
  6. Step 6: Final answer
    x = 2,497,187.37

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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.