Home / 4,517,859.86-6,774,800.43-2,122,385.30

Finding the Fourth Proportional to 4,517,859.86, 6,774,800.43 and 2,122,385.30

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Solution

The fourth proportional to 4,517,859.86, 6,774,800.43 and 2,122,385.30 is: 3,182,643.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,517,859.86 : 6,774,800.43 = 2,122,385.30 : x
  2. Step 2: Convert to fraction form
    4,517,859.86/6,774,800.43 = 2,122,385.30/x
  3. Step 3: Cross multiply
    4,517,859.86x = 6,774,800.43 × 2,122,385.30
  4. Step 4: Simplify right side
    4,517,859.86x = 14,378,736,843,065.68
  5. Step 5: Solve for x
    x = 14,378,736,843,065.68/4,517,859.86
  6. Step 6: Final answer
    x = 3,182,643.40

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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.