Home / 2,174,015.67-3,000,083.96-1,207,121.10

Finding the Fourth Proportional to 2,174,015.67, 3,000,083.96 and 1,207,121.10

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Solution

The fourth proportional to 2,174,015.67, 3,000,083.96 and 1,207,121.10 is: 1,665,795.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174,015.67 : 3,000,083.96 = 1,207,121.10 : x
  2. Step 2: Convert to fraction form
    2,174,015.67/3,000,083.96 = 1,207,121.10/x
  3. Step 3: Cross multiply
    2,174,015.67x = 3,000,083.96 × 1,207,121.10
  4. Step 4: Simplify right side
    2,174,015.67x = 3,621,464,643,851.95
  5. Step 5: Solve for x
    x = 3,621,464,643,851.95/2,174,015.67
  6. Step 6: Final answer
    x = 1,665,795.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.