Home / 2,039,603.72-2,814,658.75-1,121,926.90

Finding the Fourth Proportional to 2,039,603.72, 2,814,658.75 and 1,121,926.90

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Solution

The fourth proportional to 2,039,603.72, 2,814,658.75 and 1,121,926.90 is: 1,548,262.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039,603.72 : 2,814,658.75 = 1,121,926.90 : x
  2. Step 2: Convert to fraction form
    2,039,603.72/2,814,658.75 = 1,121,926.90/x
  3. Step 3: Cross multiply
    2,039,603.72x = 2,814,658.75 × 1,121,926.90
  4. Step 4: Simplify right side
    2,039,603.72x = 3,157,841,362,433.20
  5. Step 5: Solve for x
    x = 3,157,841,362,433.20/2,039,603.72
  6. Step 6: Final answer
    x = 1,548,262.21

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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.