Home / 1,651,421.78-2,476,538.15-571,640.95

Finding the Fourth Proportional to 1,651,421.78, 2,476,538.15 and 571,640.95

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Solution

The fourth proportional to 1,651,421.78, 2,476,538.15 and 571,640.95 is: 857,255.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,651,421.78 : 2,476,538.15 = 571,640.95 : x
  2. Step 2: Convert to fraction form
    1,651,421.78/2,476,538.15 = 571,640.95/x
  3. Step 3: Cross multiply
    1,651,421.78x = 2,476,538.15 × 571,640.95
  4. Step 4: Simplify right side
    1,651,421.78x = 1,415,690,611,727.69
  5. Step 5: Solve for x
    x = 1,415,690,611,727.69/1,651,421.78
  6. Step 6: Final answer
    x = 857,255.63

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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.