Home / 2,579,808.96-3,869,701.26-660,716.52

Finding the Fourth Proportional to 2,579,808.96, 3,869,701.26 and 660,716.52

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Solution

The fourth proportional to 2,579,808.96, 3,869,701.26 and 660,716.52 is: 991,071.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,579,808.96 : 3,869,701.26 = 660,716.52 : x
  2. Step 2: Convert to fraction form
    2,579,808.96/3,869,701.26 = 660,716.52/x
  3. Step 3: Cross multiply
    2,579,808.96x = 3,869,701.26 × 660,716.52
  4. Step 4: Simplify right side
    2,579,808.96x = 2,556,775,549,946.82
  5. Step 5: Solve for x
    x = 2,556,775,549,946.82/2,579,808.96
  6. Step 6: Final answer
    x = 991,071.66

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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.