Home / 2,997,891.36-4,137,490.38-1,691,411.58

Finding the Fourth Proportional to 2,997,891.36, 4,137,490.38 and 1,691,411.58

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Solution

The fourth proportional to 2,997,891.36, 4,137,490.38 and 1,691,411.58 is: 2,334,373.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997,891.36 : 4,137,490.38 = 1,691,411.58 : x
  2. Step 2: Convert to fraction form
    2,997,891.36/4,137,490.38 = 1,691,411.58/x
  3. Step 3: Cross multiply
    2,997,891.36x = 4,137,490.38 × 1,691,411.58
  4. Step 4: Simplify right side
    2,997,891.36x = 6,998,199,140,870.60
  5. Step 5: Solve for x
    x = 6,998,199,140,870.60/2,997,891.36
  6. Step 6: Final answer
    x = 2,334,373.83

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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.