Home / 1,902,947.52-2,623,527.12-1,511,778.36

Finding the Fourth Proportional to 1,902,947.52, 2,623,527.12 and 1,511,778.36

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Solution

The fourth proportional to 1,902,947.52, 2,623,527.12 and 1,511,778.36 is: 2,084,235.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,902,947.52 : 2,623,527.12 = 1,511,778.36 : x
  2. Step 2: Convert to fraction form
    1,902,947.52/2,623,527.12 = 1,511,778.36/x
  3. Step 3: Cross multiply
    1,902,947.52x = 2,623,527.12 × 1,511,778.36
  4. Step 4: Simplify right side
    1,902,947.52x = 3,966,191,526,889.12
  5. Step 5: Solve for x
    x = 3,966,191,526,889.12/1,902,947.52
  6. Step 6: Final answer
    x = 2,084,235.89

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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.