Home / 980,823.12-1,462,651.38-971,854.56

Finding the Fourth Proportional to 980,823.12, 1,462,651.38 and 971,854.56

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Solution

The fourth proportional to 980,823.12, 1,462,651.38 and 971,854.56 is: 1,449,277.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,823.12 : 1,462,651.38 = 971,854.56 : x
  2. Step 2: Convert to fraction form
    980,823.12/1,462,651.38 = 971,854.56/x
  3. Step 3: Cross multiply
    980,823.12x = 1,462,651.38 × 971,854.56
  4. Step 4: Simplify right side
    980,823.12x = 1,421,484,413,343.29
  5. Step 5: Solve for x
    x = 1,421,484,413,343.29/980,823.12
  6. Step 6: Final answer
    x = 1,449,277.02

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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.