Home / 1,166,214.38-1,609,326.12-649,940.80

Finding the Fourth Proportional to 1,166,214.38, 1,609,326.12 and 649,940.80

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Solution

The fourth proportional to 1,166,214.38, 1,609,326.12 and 649,940.80 is: 896,890.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,214.38 : 1,609,326.12 = 649,940.80 : x
  2. Step 2: Convert to fraction form
    1,166,214.38/1,609,326.12 = 649,940.80/x
  3. Step 3: Cross multiply
    1,166,214.38x = 1,609,326.12 × 649,940.80
  4. Step 4: Simplify right side
    1,166,214.38x = 1,045,966,705,893.70
  5. Step 5: Solve for x
    x = 1,045,966,705,893.70/1,166,214.38
  6. Step 6: Final answer
    x = 896,890.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.