Home / 1,035,775.20-1,554,051.60-405,141.60

Finding the Fourth Proportional to 1,035,775.20, 1,554,051.60 and 405,141.60

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Solution

The fourth proportional to 1,035,775.20, 1,554,051.60 and 405,141.60 is: 607,864.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,775.20 : 1,554,051.60 = 405,141.60 : x
  2. Step 2: Convert to fraction form
    1,035,775.20/1,554,051.60 = 405,141.60/x
  3. Step 3: Cross multiply
    1,035,775.20x = 1,554,051.60 × 405,141.60
  4. Step 4: Simplify right side
    1,035,775.20x = 629,610,951,706.56
  5. Step 5: Solve for x
    x = 629,610,951,706.56/1,035,775.20
  6. Step 6: Final answer
    x = 607,864.48

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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.