Home / 1,416,646.25-1,954,914.90-772,052.60

Finding the Fourth Proportional to 1,416,646.25, 1,954,914.90 and 772,052.60

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Solution

The fourth proportional to 1,416,646.25, 1,954,914.90 and 772,052.60 is: 1,065,401.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,646.25 : 1,954,914.90 = 772,052.60 : x
  2. Step 2: Convert to fraction form
    1,416,646.25/1,954,914.90 = 772,052.60/x
  3. Step 3: Cross multiply
    1,416,646.25x = 1,954,914.90 × 772,052.60
  4. Step 4: Simplify right side
    1,416,646.25x = 1,509,297,121,549.17
  5. Step 5: Solve for x
    x = 1,509,297,121,549.17/1,416,646.25
  6. Step 6: Final answer
    x = 1,065,401.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.