Home / 1,250,727.72-1,876,071.78-397,787.07

Finding the Fourth Proportional to 1,250,727.72, 1,876,071.78 and 397,787.07

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Solution

The fourth proportional to 1,250,727.72, 1,876,071.78 and 397,787.07 is: 596,674.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,727.72 : 1,876,071.78 = 397,787.07 : x
  2. Step 2: Convert to fraction form
    1,250,727.72/1,876,071.78 = 397,787.07/x
  3. Step 3: Cross multiply
    1,250,727.72x = 1,876,071.78 × 397,787.07
  4. Step 4: Simplify right side
    1,250,727.72x = 746,277,096,475.89
  5. Step 5: Solve for x
    x = 746,277,096,475.89/1,250,727.72
  6. Step 6: Final answer
    x = 596,674.31

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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.