Home / 1,189,442.48-1,784,440.73-348,059.84

Finding the Fourth Proportional to 1,189,442.48, 1,784,440.73 and 348,059.84

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Solution

The fourth proportional to 1,189,442.48, 1,784,440.73 and 348,059.84 is: 522,170.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,442.48 : 1,784,440.73 = 348,059.84 : x
  2. Step 2: Convert to fraction form
    1,189,442.48/1,784,440.73 = 348,059.84/x
  3. Step 3: Cross multiply
    1,189,442.48x = 1,784,440.73 × 348,059.84
  4. Step 4: Simplify right side
    1,189,442.48x = 621,092,146,921.23
  5. Step 5: Solve for x
    x = 621,092,146,921.23/1,189,442.48
  6. Step 6: Final answer
    x = 522,170.82

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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.