Home / 1,310,086.16-1,965,129.72-468,587.60

Finding the Fourth Proportional to 1,310,086.16, 1,965,129.72 and 468,587.60

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Solution

The fourth proportional to 1,310,086.16, 1,965,129.72 and 468,587.60 is: 702,881.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,086.16 : 1,965,129.72 = 468,587.60 : x
  2. Step 2: Convert to fraction form
    1,310,086.16/1,965,129.72 = 468,587.60/x
  3. Step 3: Cross multiply
    1,310,086.16x = 1,965,129.72 × 468,587.60
  4. Step 4: Simplify right side
    1,310,086.16x = 920,835,419,183.47
  5. Step 5: Solve for x
    x = 920,835,419,183.47/1,310,086.16
  6. Step 6: Final answer
    x = 702,881.57

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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.