Home / 1,912,958.03-2,639,849.96-1,053,598.25

Finding the Fourth Proportional to 1,912,958.03, 2,639,849.96 and 1,053,598.25

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Solution

The fourth proportional to 1,912,958.03, 2,639,849.96 and 1,053,598.25 is: 1,453,947.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,912,958.03 : 2,639,849.96 = 1,053,598.25 : x
  2. Step 2: Convert to fraction form
    1,912,958.03/2,639,849.96 = 1,053,598.25/x
  3. Step 3: Cross multiply
    1,912,958.03x = 2,639,849.96 × 1,053,598.25
  4. Step 4: Simplify right side
    1,912,958.03x = 2,781,341,287,553.32
  5. Step 5: Solve for x
    x = 2,781,341,287,553.32/1,912,958.03
  6. Step 6: Final answer
    x = 1,453,947.89

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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.