Home / 1,167,993.54-1,611,785.80-651,720.60

Finding the Fourth Proportional to 1,167,993.54, 1,611,785.80 and 651,720.60

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Solution

The fourth proportional to 1,167,993.54, 1,611,785.80 and 651,720.60 is: 899,349.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,993.54 : 1,611,785.80 = 651,720.60 : x
  2. Step 2: Convert to fraction form
    1,167,993.54/1,611,785.80 = 651,720.60/x
  3. Step 3: Cross multiply
    1,167,993.54x = 1,611,785.80 × 651,720.60
  4. Step 4: Simplify right side
    1,167,993.54x = 1,050,434,008,647.48
  5. Step 5: Solve for x
    x = 1,050,434,008,647.48/1,167,993.54
  6. Step 6: Final answer
    x = 899,349.16

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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.