Home / 3,809,476.98-5,257,314.45-2,518,077.78

Finding the Fourth Proportional to 3,809,476.98, 5,257,314.45 and 2,518,077.78

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Solution

The fourth proportional to 3,809,476.98, 5,257,314.45 and 2,518,077.78 is: 3,475,103.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,809,476.98 : 5,257,314.45 = 2,518,077.78 : x
  2. Step 2: Convert to fraction form
    3,809,476.98/5,257,314.45 = 2,518,077.78/x
  3. Step 3: Cross multiply
    3,809,476.98x = 5,257,314.45 × 2,518,077.78
  4. Step 4: Simplify right side
    3,809,476.98x = 13,238,326,699,017.92
  5. Step 5: Solve for x
    x = 13,238,326,699,017.92/3,809,476.98
  6. Step 6: Final answer
    x = 3,475,103.48

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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.