Home / 1,324,192-1,827,384.96-720,584.32

Finding the Fourth Proportional to 1,324,192, 1,827,384.96 and 720,584.32

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Solution

The fourth proportional to 1,324,192, 1,827,384.96 and 720,584.32 is: 994,406.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,192 : 1,827,384.96 = 720,584.32 : x
  2. Step 2: Convert to fraction form
    1,324,192/1,827,384.96 = 720,584.32/x
  3. Step 3: Cross multiply
    1,324,192x = 1,827,384.96 × 720,584.32
  4. Step 4: Simplify right side
    1,324,192x = 1,316,784,948,779.83
  5. Step 5: Solve for x
    x = 1,316,784,948,779.83/1,324,192
  6. Step 6: Final answer
    x = 994,406.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.