Home / 1,653,007.80-2,479,511.70-1,170,118.20

Finding the Fourth Proportional to 1,653,007.80, 2,479,511.70 and 1,170,118.20

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Solution

The fourth proportional to 1,653,007.80, 2,479,511.70 and 1,170,118.20 is: 1,755,177.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,653,007.80 : 2,479,511.70 = 1,170,118.20 : x
  2. Step 2: Convert to fraction form
    1,653,007.80/2,479,511.70 = 1,170,118.20/x
  3. Step 3: Cross multiply
    1,653,007.80x = 2,479,511.70 × 1,170,118.20
  4. Step 4: Simplify right side
    1,653,007.80x = 2,901,321,767,282.94
  5. Step 5: Solve for x
    x = 2,901,321,767,282.94/1,653,007.80
  6. Step 6: Final answer
    x = 1,755,177.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.