Home / 1,609,116.60-2,415,035.70-663,166.20

Finding the Fourth Proportional to 1,609,116.60, 2,415,035.70 and 663,166.20

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Solution

The fourth proportional to 1,609,116.60, 2,415,035.70 and 663,166.20 is: 995,310.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,116.60 : 2,415,035.70 = 663,166.20 : x
  2. Step 2: Convert to fraction form
    1,609,116.60/2,415,035.70 = 663,166.20/x
  3. Step 3: Cross multiply
    1,609,116.60x = 2,415,035.70 × 663,166.20
  4. Step 4: Simplify right side
    1,609,116.60x = 1,601,570,048,033.34
  5. Step 5: Solve for x
    x = 1,601,570,048,033.34/1,609,116.60
  6. Step 6: Final answer
    x = 995,310.13

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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.