Home / 1,039,506.60-1,560,244.05-889,915.80

Finding the Fourth Proportional to 1,039,506.60, 1,560,244.05 and 889,915.80

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Solution

The fourth proportional to 1,039,506.60, 1,560,244.05 and 889,915.80 is: 1,335,716.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,506.60 : 1,560,244.05 = 889,915.80 : x
  2. Step 2: Convert to fraction form
    1,039,506.60/1,560,244.05 = 889,915.80/x
  3. Step 3: Cross multiply
    1,039,506.60x = 1,560,244.05 × 889,915.80
  4. Step 4: Simplify right side
    1,039,506.60x = 1,388,485,831,950.99
  5. Step 5: Solve for x
    x = 1,388,485,831,950.99/1,039,506.60
  6. Step 6: Final answer
    x = 1,335,716.23

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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.