Home / 1,627,596.60-2,442,561.30-681,646.20

Finding the Fourth Proportional to 1,627,596.60, 2,442,561.30 and 681,646.20

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Solution

The fourth proportional to 1,627,596.60, 2,442,561.30 and 681,646.20 is: 1,022,957.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627,596.60 : 2,442,561.30 = 681,646.20 : x
  2. Step 2: Convert to fraction form
    1,627,596.60/2,442,561.30 = 681,646.20/x
  3. Step 3: Cross multiply
    1,627,596.60x = 2,442,561.30 × 681,646.20
  4. Step 4: Simplify right side
    1,627,596.60x = 1,664,962,628,412.06
  5. Step 5: Solve for x
    x = 1,664,962,628,412.06/1,627,596.60
  6. Step 6: Final answer
    x = 1,022,957.79

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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.