Home / 2,536,125.80-3,499,853.67-1,390,181.54

Finding the Fourth Proportional to 2,536,125.80, 3,499,853.67 and 1,390,181.54

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Solution

The fourth proportional to 2,536,125.80, 3,499,853.67 and 1,390,181.54 is: 1,918,450.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,536,125.80 : 3,499,853.67 = 1,390,181.54 : x
  2. Step 2: Convert to fraction form
    2,536,125.80/3,499,853.67 = 1,390,181.54/x
  3. Step 3: Cross multiply
    2,536,125.80x = 3,499,853.67 × 1,390,181.54
  4. Step 4: Simplify right side
    2,536,125.80x = 4,865,431,947,235.98
  5. Step 5: Solve for x
    x = 4,865,431,947,235.98/2,536,125.80
  6. Step 6: Final answer
    x = 1,918,450.56

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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.