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Finding the Fourth Proportional to 1,741,941.16, 2,403,843.22 and 977,994.44

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Solution

The fourth proportional to 1,741,941.16, 2,403,843.22 and 977,994.44 is: 1,349,612.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,741,941.16 : 2,403,843.22 = 977,994.44 : x
  2. Step 2: Convert to fraction form
    1,741,941.16/2,403,843.22 = 977,994.44/x
  3. Step 3: Cross multiply
    1,741,941.16x = 2,403,843.22 × 977,994.44
  4. Step 4: Simplify right side
    1,741,941.16x = 2,350,945,303,791.70
  5. Step 5: Solve for x
    x = 2,350,945,303,791.70/1,741,941.16
  6. Step 6: Final answer
    x = 1,349,612.35

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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.