Home / 1,675,146.41-2,512,999.88-1,315,302.75

Finding the Fourth Proportional to 1,675,146.41, 2,512,999.88 and 1,315,302.75

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Solution

The fourth proportional to 1,675,146.41, 2,512,999.88 and 1,315,302.75 is: 1,973,174.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,675,146.41 : 2,512,999.88 = 1,315,302.75 : x
  2. Step 2: Convert to fraction form
    1,675,146.41/2,512,999.88 = 1,315,302.75/x
  3. Step 3: Cross multiply
    1,675,146.41x = 2,512,999.88 × 1,315,302.75
  4. Step 4: Simplify right side
    1,675,146.41x = 3,305,355,646,337.16
  5. Step 5: Solve for x
    x = 3,305,355,646,337.16/1,675,146.41
  6. Step 6: Final answer
    x = 1,973,174.19

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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.