Home / 2,643,344.80-3,647,841.52-1,497,400.64

Finding the Fourth Proportional to 2,643,344.80, 3,647,841.52 and 1,497,400.64

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Solution

The fourth proportional to 2,643,344.80, 3,647,841.52 and 1,497,400.64 is: 2,066,427.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,643,344.80 : 3,647,841.52 = 1,497,400.64 : x
  2. Step 2: Convert to fraction form
    2,643,344.80/3,647,841.52 = 1,497,400.64/x
  3. Step 3: Cross multiply
    2,643,344.80x = 3,647,841.52 × 1,497,400.64
  4. Step 4: Simplify right side
    2,643,344.80x = 5,462,280,226,666.57
  5. Step 5: Solve for x
    x = 5,462,280,226,666.57/2,643,344.80
  6. Step 6: Final answer
    x = 2,066,427.44

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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.