Home / 1,365,720.20-2,048,580.30-655,382.60

Finding the Fourth Proportional to 1,365,720.20, 2,048,580.30 and 655,382.60

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Solution

The fourth proportional to 1,365,720.20, 2,048,580.30 and 655,382.60 is: 983,073.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,720.20 : 2,048,580.30 = 655,382.60 : x
  2. Step 2: Convert to fraction form
    1,365,720.20/2,048,580.30 = 655,382.60/x
  3. Step 3: Cross multiply
    1,365,720.20x = 2,048,580.30 × 655,382.60
  4. Step 4: Simplify right side
    1,365,720.20x = 1,342,603,883,322.78
  5. Step 5: Solve for x
    x = 1,342,603,883,322.78/1,365,720.20
  6. Step 6: Final answer
    x = 983,073.90

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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.