Home / 2,909,732.09-4,364,598.18-887,986.37

Finding the Fourth Proportional to 2,909,732.09, 4,364,598.18 and 887,986.37

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Solution

The fourth proportional to 2,909,732.09, 4,364,598.18 and 887,986.37 is: 1,331,979.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909,732.09 : 4,364,598.18 = 887,986.37 : x
  2. Step 2: Convert to fraction form
    2,909,732.09/4,364,598.18 = 887,986.37/x
  3. Step 3: Cross multiply
    2,909,732.09x = 4,364,598.18 × 887,986.37
  4. Step 4: Simplify right side
    2,909,732.09x = 3,875,703,672,543.82
  5. Step 5: Solve for x
    x = 3,875,703,672,543.82/2,909,732.09
  6. Step 6: Final answer
    x = 1,331,979.56

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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.