Home / 2,565,414.36-3,540,272.13-1,403,860.86

Finding the Fourth Proportional to 2,565,414.36, 3,540,272.13 and 1,403,860.86

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Solution

The fourth proportional to 2,565,414.36, 3,540,272.13 and 1,403,860.86 is: 1,937,328.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,565,414.36 : 3,540,272.13 = 1,403,860.86 : x
  2. Step 2: Convert to fraction form
    2,565,414.36/3,540,272.13 = 1,403,860.86/x
  3. Step 3: Cross multiply
    2,565,414.36x = 3,540,272.13 × 1,403,860.86
  4. Step 4: Simplify right side
    2,565,414.36x = 4,970,049,477,055.83
  5. Step 5: Solve for x
    x = 4,970,049,477,055.83/2,565,414.36
  6. Step 6: Final answer
    x = 1,937,328.16

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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.