Home / 3,419,717.40-5,130,989.10-1,499,635.08

Finding the Fourth Proportional to 3,419,717.40, 5,130,989.10 and 1,499,635.08

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Solution

The fourth proportional to 3,419,717.40, 5,130,989.10 and 1,499,635.08 is: 2,250,072.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419,717.40 : 5,130,989.10 = 1,499,635.08 : x
  2. Step 2: Convert to fraction form
    3,419,717.40/5,130,989.10 = 1,499,635.08/x
  3. Step 3: Cross multiply
    3,419,717.40x = 5,130,989.10 × 1,499,635.08
  4. Step 4: Simplify right side
    3,419,717.40x = 7,694,611,249,457.63
  5. Step 5: Solve for x
    x = 7,694,611,249,457.63/3,419,717.40
  6. Step 6: Final answer
    x = 2,250,072.26

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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.