Home / 1,493,511.75-2,061,201.74-920,537.19

Finding the Fourth Proportional to 1,493,511.75, 2,061,201.74 and 920,537.19

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Solution

The fourth proportional to 1,493,511.75, 2,061,201.74 and 920,537.19 is: 1,270,437.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,511.75 : 2,061,201.74 = 920,537.19 : x
  2. Step 2: Convert to fraction form
    1,493,511.75/2,061,201.74 = 920,537.19/x
  3. Step 3: Cross multiply
    1,493,511.75x = 2,061,201.74 × 920,537.19
  4. Step 4: Simplify right side
    1,493,511.75x = 1,897,412,853,160.02
  5. Step 5: Solve for x
    x = 1,897,412,853,160.02/1,493,511.75
  6. Step 6: Final answer
    x = 1,270,437.18

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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.