Home / 1,175,104.36-1,611,083.12-1,153,846.72

Finding the Fourth Proportional to 1,175,104.36, 1,611,083.12 and 1,153,846.72

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Solution

The fourth proportional to 1,175,104.36, 1,611,083.12 and 1,153,846.72 is: 1,581,938.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,104.36 : 1,611,083.12 = 1,153,846.72 : x
  2. Step 2: Convert to fraction form
    1,175,104.36/1,611,083.12 = 1,153,846.72/x
  3. Step 3: Cross multiply
    1,175,104.36x = 1,611,083.12 × 1,153,846.72
  4. Step 4: Simplify right side
    1,175,104.36x = 1,858,942,969,903.99
  5. Step 5: Solve for x
    x = 1,858,942,969,903.99/1,175,104.36
  6. Step 6: Final answer
    x = 1,581,938.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.