Home / 3,186,540.90-4,397,370.87-1,736,248.32

Finding the Fourth Proportional to 3,186,540.90, 4,397,370.87 and 1,736,248.32

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Solution

The fourth proportional to 3,186,540.90, 4,397,370.87 and 1,736,248.32 is: 2,395,992.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,186,540.90 : 4,397,370.87 = 1,736,248.32 : x
  2. Step 2: Convert to fraction form
    3,186,540.90/4,397,370.87 = 1,736,248.32/x
  3. Step 3: Cross multiply
    3,186,540.90x = 4,397,370.87 × 1,736,248.32
  4. Step 4: Simplify right side
    3,186,540.90x = 7,634,927,785,454.44
  5. Step 5: Solve for x
    x = 7,634,927,785,454.44/3,186,540.90
  6. Step 6: Final answer
    x = 2,395,992.40

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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.