Home / 1,638,000.60-2,267,999.10-1,512,029.40

Finding the Fourth Proportional to 1,638,000.60, 2,267,999.10 and 1,512,029.40

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Solution

The fourth proportional to 1,638,000.60, 2,267,999.10 and 1,512,029.40 is: 2,093,577.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,638,000.60 : 2,267,999.10 = 1,512,029.40 : x
  2. Step 2: Convert to fraction form
    1,638,000.60/2,267,999.10 = 1,512,029.40/x
  3. Step 3: Cross multiply
    1,638,000.60x = 2,267,999.10 × 1,512,029.40
  4. Step 4: Simplify right side
    1,638,000.60x = 3,429,281,318,373.54
  5. Step 5: Solve for x
    x = 3,429,281,318,373.54/1,638,000.60
  6. Step 6: Final answer
    x = 2,093,577.57

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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.