Home / 1,182,212.80-1,773,319.20-808,964.80

Finding the Fourth Proportional to 1,182,212.80, 1,773,319.20 and 808,964.80

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Solution

The fourth proportional to 1,182,212.80, 1,773,319.20 and 808,964.80 is: 1,213,447.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,212.80 : 1,773,319.20 = 808,964.80 : x
  2. Step 2: Convert to fraction form
    1,182,212.80/1,773,319.20 = 808,964.80/x
  3. Step 3: Cross multiply
    1,182,212.80x = 1,773,319.20 × 808,964.80
  4. Step 4: Simplify right side
    1,182,212.80x = 1,434,552,811,964.16
  5. Step 5: Solve for x
    x = 1,434,552,811,964.16/1,182,212.80
  6. Step 6: Final answer
    x = 1,213,447.20

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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.