Home / 2,070,145.23-3,105,509.45-722,111.24

Finding the Fourth Proportional to 2,070,145.23, 3,105,509.45 and 722,111.24

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Solution

The fourth proportional to 2,070,145.23, 3,105,509.45 and 722,111.24 is: 1,083,268.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,070,145.23 : 3,105,509.45 = 722,111.24 : x
  2. Step 2: Convert to fraction form
    2,070,145.23/3,105,509.45 = 722,111.24/x
  3. Step 3: Cross multiply
    2,070,145.23x = 3,105,509.45 × 722,111.24
  4. Step 4: Simplify right side
    2,070,145.23x = 2,242,523,260,633.11
  5. Step 5: Solve for x
    x = 2,242,523,260,633.11/2,070,145.23
  6. Step 6: Final answer
    x = 1,083,268.57

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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.