Home / 1,620,016.66-2,235,599.75-884,962.03

Finding the Fourth Proportional to 1,620,016.66, 2,235,599.75 and 884,962.03

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Solution

The fourth proportional to 1,620,016.66, 2,235,599.75 and 884,962.03 is: 1,221,234.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,016.66 : 2,235,599.75 = 884,962.03 : x
  2. Step 2: Convert to fraction form
    1,620,016.66/2,235,599.75 = 884,962.03/x
  3. Step 3: Cross multiply
    1,620,016.66x = 2,235,599.75 × 884,962.03
  4. Step 4: Simplify right side
    1,620,016.66x = 1,978,420,900,752.40
  5. Step 5: Solve for x
    x = 1,978,420,900,752.40/1,620,016.66
  6. Step 6: Final answer
    x = 1,221,234.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.