Home / 1,925,845.40-2,888,768.10-1,170,018.20

Finding the Fourth Proportional to 1,925,845.40, 2,888,768.10 and 1,170,018.20

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Solution

The fourth proportional to 1,925,845.40, 2,888,768.10 and 1,170,018.20 is: 1,755,027.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925,845.40 : 2,888,768.10 = 1,170,018.20 : x
  2. Step 2: Convert to fraction form
    1,925,845.40/2,888,768.10 = 1,170,018.20/x
  3. Step 3: Cross multiply
    1,925,845.40x = 2,888,768.10 × 1,170,018.20
  4. Step 4: Simplify right side
    1,925,845.40x = 3,379,911,252,579.42
  5. Step 5: Solve for x
    x = 3,379,911,252,579.42/1,925,845.40
  6. Step 6: Final answer
    x = 1,755,027.30

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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.