Home / 1,892,878.35-2,839,342.11-545,063.05

Finding the Fourth Proportional to 1,892,878.35, 2,839,342.11 and 545,063.05

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Solution

The fourth proportional to 1,892,878.35, 2,839,342.11 and 545,063.05 is: 817,601.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892,878.35 : 2,839,342.11 = 545,063.05 : x
  2. Step 2: Convert to fraction form
    1,892,878.35/2,839,342.11 = 545,063.05/x
  3. Step 3: Cross multiply
    1,892,878.35x = 2,839,342.11 × 545,063.05
  4. Step 4: Simplify right side
    1,892,878.35x = 1,547,620,470,470.04
  5. Step 5: Solve for x
    x = 1,547,620,470,470.04/1,892,878.35
  6. Step 6: Final answer
    x = 817,601.65

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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.