Home / 1,266,791.90-1,900,511.85-893,543.90

Finding the Fourth Proportional to 1,266,791.90, 1,900,511.85 and 893,543.90

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Solution

The fourth proportional to 1,266,791.90, 1,900,511.85 and 893,543.90 is: 1,340,544.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,791.90 : 1,900,511.85 = 893,543.90 : x
  2. Step 2: Convert to fraction form
    1,266,791.90/1,900,511.85 = 893,543.90/x
  3. Step 3: Cross multiply
    1,266,791.90x = 1,900,511.85 × 893,543.90
  4. Step 4: Simplify right side
    1,266,791.90x = 1,698,190,770,445.22
  5. Step 5: Solve for x
    x = 1,698,190,770,445.22/1,266,791.90
  6. Step 6: Final answer
    x = 1,340,544.39

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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.