Home / 1,074,310.60-1,612,211.10-808,630.60

Finding the Fourth Proportional to 1,074,310.60, 1,612,211.10 and 808,630.60

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Solution

The fourth proportional to 1,074,310.60, 1,612,211.10 and 808,630.60 is: 1,213,506.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,310.60 : 1,612,211.10 = 808,630.60 : x
  2. Step 2: Convert to fraction form
    1,074,310.60/1,612,211.10 = 808,630.60/x
  3. Step 3: Cross multiply
    1,074,310.60x = 1,612,211.10 × 808,630.60
  4. Step 4: Simplify right side
    1,074,310.60x = 1,303,683,229,119.66
  5. Step 5: Solve for x
    x = 1,303,683,229,119.66/1,074,310.60
  6. Step 6: Final answer
    x = 1,213,506.81

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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.