Home / 1,612,415.89-2,418,973.73-490,455.73

Finding the Fourth Proportional to 1,612,415.89, 2,418,973.73 and 490,455.73

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Solution

The fourth proportional to 1,612,415.89, 2,418,973.73 and 490,455.73 is: 735,790.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,415.89 : 2,418,973.73 = 490,455.73 : x
  2. Step 2: Convert to fraction form
    1,612,415.89/2,418,973.73 = 490,455.73/x
  3. Step 3: Cross multiply
    1,612,415.89x = 2,418,973.73 × 490,455.73
  4. Step 4: Simplify right side
    1,612,415.89x = 1,186,399,526,597.97
  5. Step 5: Solve for x
    x = 1,186,399,526,597.97/1,612,415.89
  6. Step 6: Final answer
    x = 735,790.02

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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.