Home / 1,082,812.20-1,619,610.30-971,298.60

Finding the Fourth Proportional to 1,082,812.20, 1,619,610.30 and 971,298.60

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Solution

The fourth proportional to 1,082,812.20, 1,619,610.30 and 971,298.60 is: 1,452,814.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,812.20 : 1,619,610.30 = 971,298.60 : x
  2. Step 2: Convert to fraction form
    1,082,812.20/1,619,610.30 = 971,298.60/x
  3. Step 3: Cross multiply
    1,082,812.20x = 1,619,610.30 × 971,298.60
  4. Step 4: Simplify right side
    1,082,812.20x = 1,573,125,216,935.58
  5. Step 5: Solve for x
    x = 1,573,125,216,935.58/1,082,812.20
  6. Step 6: Final answer
    x = 1,452,814.46

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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.