Home / 3,470,581.80-5,206,650.30-1,340,476.20

Finding the Fourth Proportional to 3,470,581.80, 5,206,650.30 and 1,340,476.20

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Solution

The fourth proportional to 3,470,581.80, 5,206,650.30 and 1,340,476.20 is: 2,011,014.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,470,581.80 : 5,206,650.30 = 1,340,476.20 : x
  2. Step 2: Convert to fraction form
    3,470,581.80/5,206,650.30 = 1,340,476.20/x
  3. Step 3: Cross multiply
    3,470,581.80x = 5,206,650.30 × 1,340,476.20
  4. Step 4: Simplify right side
    3,470,581.80x = 6,979,390,808,872.86
  5. Step 5: Solve for x
    x = 6,979,390,808,872.86/3,470,581.80
  6. Step 6: Final answer
    x = 2,011,014.64

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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.