Home / 2,531,542.36-3,493,532.69-1,385,695.30

Finding the Fourth Proportional to 2,531,542.36, 3,493,532.69 and 1,385,695.30

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Solution

The fourth proportional to 2,531,542.36, 3,493,532.69 and 1,385,695.30 is: 1,912,261.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,531,542.36 : 3,493,532.69 = 1,385,695.30 : x
  2. Step 2: Convert to fraction form
    2,531,542.36/3,493,532.69 = 1,385,695.30/x
  3. Step 3: Cross multiply
    2,531,542.36x = 3,493,532.69 × 1,385,695.30
  4. Step 4: Simplify right side
    2,531,542.36x = 4,840,971,828,929.36
  5. Step 5: Solve for x
    x = 4,840,971,828,929.36/2,531,542.36
  6. Step 6: Final answer
    x = 1,912,261.83

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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.