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Finding the Fourth Proportional to 3,368,690.22, 4,648,804.72 and 1,840,797.48

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Solution

The fourth proportional to 3,368,690.22, 4,648,804.72 and 1,840,797.48 is: 2,540,307.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,368,690.22 : 4,648,804.72 = 1,840,797.48 : x
  2. Step 2: Convert to fraction form
    3,368,690.22/4,648,804.72 = 1,840,797.48/x
  3. Step 3: Cross multiply
    3,368,690.22x = 4,648,804.72 × 1,840,797.48
  4. Step 4: Simplify right side
    3,368,690.22x = 8,557,508,013,588.11
  5. Step 5: Solve for x
    x = 8,557,508,013,588.11/3,368,690.22
  6. Step 6: Final answer
    x = 2,540,307.20

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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.