Home / 980,824.12-1,462,652.87-971,855.56

Finding the Fourth Proportional to 980,824.12, 1,462,652.87 and 971,855.56

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Solution

The fourth proportional to 980,824.12, 1,462,652.87 and 971,855.56 is: 1,449,278.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,824.12 : 1,462,652.87 = 971,855.56 : x
  2. Step 2: Convert to fraction form
    980,824.12/1,462,652.87 = 971,855.56/x
  3. Step 3: Cross multiply
    980,824.12x = 1,462,652.87 × 971,855.56
  4. Step 4: Simplify right side
    980,824.12x = 1,421,487,324,059.46
  5. Step 5: Solve for x
    x = 1,421,487,324,059.46/980,824.12
  6. Step 6: Final answer
    x = 1,449,278.51

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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.