Home / 2,486,809.33-3,730,213.78-689,692.79

Finding the Fourth Proportional to 2,486,809.33, 3,730,213.78 and 689,692.79

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Solution

The fourth proportional to 2,486,809.33, 3,730,213.78 and 689,692.79 is: 1,034,539.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486,809.33 : 3,730,213.78 = 689,692.79 : x
  2. Step 2: Convert to fraction form
    2,486,809.33/3,730,213.78 = 689,692.79/x
  3. Step 3: Cross multiply
    2,486,809.33x = 3,730,213.78 × 689,692.79
  4. Step 4: Simplify right side
    2,486,809.33x = 2,572,701,549,224.65
  5. Step 5: Solve for x
    x = 2,572,701,549,224.65/2,486,809.33
  6. Step 6: Final answer
    x = 1,034,539.13

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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.