Home / 1,678,864.08-2,518,787.52-541,604.64

Finding the Fourth Proportional to 1,678,864.08, 2,518,787.52 and 541,604.64

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Solution

The fourth proportional to 1,678,864.08, 2,518,787.52 and 541,604.64 is: 812,565.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,864.08 : 2,518,787.52 = 541,604.64 : x
  2. Step 2: Convert to fraction form
    1,678,864.08/2,518,787.52 = 541,604.64/x
  3. Step 3: Cross multiply
    1,678,864.08x = 2,518,787.52 × 541,604.64
  4. Step 4: Simplify right side
    1,678,864.08x = 1,364,187,008,006.09
  5. Step 5: Solve for x
    x = 1,364,187,008,006.09/1,678,864.08
  6. Step 6: Final answer
    x = 812,565.49

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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.