Home / 2,590,108.20-3,883,607.10-1,330,396.20

Finding the Fourth Proportional to 2,590,108.20, 3,883,607.10 and 1,330,396.20

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Solution

The fourth proportional to 2,590,108.20, 3,883,607.10 and 1,330,396.20 is: 1,994,795.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590,108.20 : 3,883,607.10 = 1,330,396.20 : x
  2. Step 2: Convert to fraction form
    2,590,108.20/3,883,607.10 = 1,330,396.20/x
  3. Step 3: Cross multiply
    2,590,108.20x = 3,883,607.10 × 1,330,396.20
  4. Step 4: Simplify right side
    2,590,108.20x = 5,166,736,128,133.02
  5. Step 5: Solve for x
    x = 5,166,736,128,133.02/2,590,108.20
  6. Step 6: Final answer
    x = 1,994,795.48

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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.