Home / 1,119,200.64-1,678,637.46-550,429.08

Finding the Fourth Proportional to 1,119,200.64, 1,678,637.46 and 550,429.08

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Solution

The fourth proportional to 1,119,200.64, 1,678,637.46 and 550,429.08 is: 825,563.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,200.64 : 1,678,637.46 = 550,429.08 : x
  2. Step 2: Convert to fraction form
    1,119,200.64/1,678,637.46 = 550,429.08/x
  3. Step 3: Cross multiply
    1,119,200.64x = 1,678,637.46 × 550,429.08
  4. Step 4: Simplify right side
    1,119,200.64x = 923,970,872,761.34
  5. Step 5: Solve for x
    x = 923,970,872,761.34/1,119,200.64
  6. Step 6: Final answer
    x = 825,563.21

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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.