Home / 1,894,385.65-2,843,374.96-1,172,543.85

Finding the Fourth Proportional to 1,894,385.65, 2,843,374.96 and 1,172,543.85

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Solution

The fourth proportional to 1,894,385.65, 2,843,374.96 and 1,172,543.85 is: 1,759,927.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,894,385.65 : 2,843,374.96 = 1,172,543.85 : x
  2. Step 2: Convert to fraction form
    1,894,385.65/2,843,374.96 = 1,172,543.85/x
  3. Step 3: Cross multiply
    1,894,385.65x = 2,843,374.96 × 1,172,543.85
  4. Step 4: Simplify right side
    1,894,385.65x = 3,333,981,808,375.12
  5. Step 5: Solve for x
    x = 3,333,981,808,375.12/1,894,385.65
  6. Step 6: Final answer
    x = 1,759,927.72

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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.