Home / 1,057,904.40-1,586,532.60-347,768.40

Finding the Fourth Proportional to 1,057,904.40, 1,586,532.60 and 347,768.40

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Solution

The fourth proportional to 1,057,904.40, 1,586,532.60 and 347,768.40 is: 521,546.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,904.40 : 1,586,532.60 = 347,768.40 : x
  2. Step 2: Convert to fraction form
    1,057,904.40/1,586,532.60 = 347,768.40/x
  3. Step 3: Cross multiply
    1,057,904.40x = 1,586,532.60 × 347,768.40
  4. Step 4: Simplify right side
    1,057,904.40x = 551,745,903,849.84
  5. Step 5: Solve for x
    x = 551,745,903,849.84/1,057,904.40
  6. Step 6: Final answer
    x = 521,546.09

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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.