Home / 2,276,139.30-3,413,662.20-1,314,515.40

Finding the Fourth Proportional to 2,276,139.30, 3,413,662.20 and 1,314,515.40

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Solution

The fourth proportional to 2,276,139.30, 3,413,662.20 and 1,314,515.40 is: 1,971,457.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,276,139.30 : 3,413,662.20 = 1,314,515.40 : x
  2. Step 2: Convert to fraction form
    2,276,139.30/3,413,662.20 = 1,314,515.40/x
  3. Step 3: Cross multiply
    2,276,139.30x = 3,413,662.20 × 1,314,515.40
  4. Step 4: Simplify right side
    2,276,139.30x = 4,487,311,532,297.88
  5. Step 5: Solve for x
    x = 4,487,311,532,297.88/2,276,139.30
  6. Step 6: Final answer
    x = 1,971,457.34

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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.