Home / 2,137,307.50-2,949,448.62-1,157,238.64

Finding the Fourth Proportional to 2,137,307.50, 2,949,448.62 and 1,157,238.64

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Solution

The fourth proportional to 2,137,307.50, 2,949,448.62 and 1,157,238.64 is: 1,596,969.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,137,307.50 : 2,949,448.62 = 1,157,238.64 : x
  2. Step 2: Convert to fraction form
    2,137,307.50/2,949,448.62 = 1,157,238.64/x
  3. Step 3: Cross multiply
    2,137,307.50x = 2,949,448.62 × 1,157,238.64
  4. Step 4: Simplify right side
    2,137,307.50x = 3,413,215,909,758.68
  5. Step 5: Solve for x
    x = 3,413,215,909,758.68/2,137,307.50
  6. Step 6: Final answer
    x = 1,596,969.98

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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.