Home / 2,579,783.52-3,869,663.04-660,690.96

Finding the Fourth Proportional to 2,579,783.52, 3,869,663.04 and 660,690.96

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Solution

The fourth proportional to 2,579,783.52, 3,869,663.04 and 660,690.96 is: 991,033.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,579,783.52 : 3,869,663.04 = 660,690.96 : x
  2. Step 2: Convert to fraction form
    2,579,783.52/3,869,663.04 = 660,690.96/x
  3. Step 3: Cross multiply
    2,579,783.52x = 3,869,663.04 × 660,690.96
  4. Step 4: Simplify right side
    2,579,783.52x = 2,556,651,388,774.12
  5. Step 5: Solve for x
    x = 2,556,651,388,774.12/2,579,783.52
  6. Step 6: Final answer
    x = 991,033.31

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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.