Home / 2,601,349.20-3,902,023.80-1,105,246.80

Finding the Fourth Proportional to 2,601,349.20, 3,902,023.80 and 1,105,246.80

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Solution

The fourth proportional to 2,601,349.20, 3,902,023.80 and 1,105,246.80 is: 1,657,870.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,601,349.20 : 3,902,023.80 = 1,105,246.80 : x
  2. Step 2: Convert to fraction form
    2,601,349.20/3,902,023.80 = 1,105,246.80/x
  3. Step 3: Cross multiply
    2,601,349.20x = 3,902,023.80 × 1,105,246.80
  4. Step 4: Simplify right side
    2,601,349.20x = 4,312,699,318,473.84
  5. Step 5: Solve for x
    x = 4,312,699,318,473.84/2,601,349.20
  6. Step 6: Final answer
    x = 1,657,870.20

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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.