Home / 2,438,229.08-3,657,518.91-840,769.11

Finding the Fourth Proportional to 2,438,229.08, 3,657,518.91 and 840,769.11

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Solution

The fourth proportional to 2,438,229.08, 3,657,518.91 and 840,769.11 is: 1,261,214.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,438,229.08 : 3,657,518.91 = 840,769.11 : x
  2. Step 2: Convert to fraction form
    2,438,229.08/3,657,518.91 = 840,769.11/x
  3. Step 3: Cross multiply
    2,438,229.08x = 3,657,518.91 × 840,769.11
  4. Step 4: Simplify right side
    2,438,229.08x = 3,075,128,918,768.87
  5. Step 5: Solve for x
    x = 3,075,128,918,768.87/2,438,229.08
  6. Step 6: Final answer
    x = 1,261,214.11

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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.