Home / 2,319,477.88-3,201,055.33-1,287,181.53

Finding the Fourth Proportional to 2,319,477.88, 3,201,055.33 and 1,287,181.53

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Solution

The fourth proportional to 2,319,477.88, 3,201,055.33 and 1,287,181.53 is: 1,776,408.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319,477.88 : 3,201,055.33 = 1,287,181.53 : x
  2. Step 2: Convert to fraction form
    2,319,477.88/3,201,055.33 = 1,287,181.53/x
  3. Step 3: Cross multiply
    2,319,477.88x = 3,201,055.33 × 1,287,181.53
  4. Step 4: Simplify right side
    2,319,477.88x = 4,120,339,292,859.24
  5. Step 5: Solve for x
    x = 4,120,339,292,859.24/2,319,477.88
  6. Step 6: Final answer
    x = 1,776,408.10

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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.