Home / 980,845-1,462,684.13-971,876.52

Finding the Fourth Proportional to 980,845, 1,462,684.13 and 971,876.52

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Solution

The fourth proportional to 980,845, 1,462,684.13 and 971,876.52 is: 1,449,309.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,845 : 1,462,684.13 = 971,876.52 : x
  2. Step 2: Convert to fraction form
    980,845/1,462,684.13 = 971,876.52/x
  3. Step 3: Cross multiply
    980,845x = 1,462,684.13 × 971,876.52
  4. Step 4: Simplify right side
    980,845x = 1,421,548,362,123.63
  5. Step 5: Solve for x
    x = 1,421,548,362,123.63/980,845
  6. Step 6: Final answer
    x = 1,449,309.89

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.