Home / 2,986,646.64-4,479,588.63-964,680.48

Finding the Fourth Proportional to 2,986,646.64, 4,479,588.63 and 964,680.48

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Solution

The fourth proportional to 2,986,646.64, 4,479,588.63 and 964,680.48 is: 1,446,897.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,986,646.64 : 4,479,588.63 = 964,680.48 : x
  2. Step 2: Convert to fraction form
    2,986,646.64/4,479,588.63 = 964,680.48/x
  3. Step 3: Cross multiply
    2,986,646.64x = 4,479,588.63 × 964,680.48
  4. Step 4: Simplify right side
    2,986,646.64x = 4,321,371,709,790.94
  5. Step 5: Solve for x
    x = 4,321,371,709,790.94/2,986,646.64
  6. Step 6: Final answer
    x = 1,446,897.55

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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.