Home / 2,531,648.34-3,493,763.52-1,385,729.58

Finding the Fourth Proportional to 2,531,648.34, 3,493,763.52 and 1,385,729.58

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Solution

The fourth proportional to 2,531,648.34, 3,493,763.52 and 1,385,729.58 is: 1,912,355.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,531,648.34 : 3,493,763.52 = 1,385,729.58 : x
  2. Step 2: Convert to fraction form
    2,531,648.34/3,493,763.52 = 1,385,729.58/x
  3. Step 3: Cross multiply
    2,531,648.34x = 3,493,763.52 × 1,385,729.58
  4. Step 4: Simplify right side
    2,531,648.34x = 4,841,411,455,188.92
  5. Step 5: Solve for x
    x = 4,841,411,455,188.92/2,531,648.34
  6. Step 6: Final answer
    x = 1,912,355.43

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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.