Home / 3,457,985.03-5,187,226.66-1,328,069.15

Finding the Fourth Proportional to 3,457,985.03, 5,187,226.66 and 1,328,069.15

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Solution

The fourth proportional to 3,457,985.03, 5,187,226.66 and 1,328,069.15 is: 1,992,199.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457,985.03 : 5,187,226.66 = 1,328,069.15 : x
  2. Step 2: Convert to fraction form
    3,457,985.03/5,187,226.66 = 1,328,069.15/x
  3. Step 3: Cross multiply
    3,457,985.03x = 5,187,226.66 × 1,328,069.15
  4. Step 4: Simplify right side
    3,457,985.03x = 6,888,995,701,203.54
  5. Step 5: Solve for x
    x = 6,888,995,701,203.54/3,457,985.03
  6. Step 6: Final answer
    x = 1,992,199.40

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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.