Home / 3,043,315.68-4,199,772.64-1,685,188.64

Finding the Fourth Proportional to 3,043,315.68, 4,199,772.64 and 1,685,188.64

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Solution

The fourth proportional to 3,043,315.68, 4,199,772.64 and 1,685,188.64 is: 2,325,558.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,043,315.68 : 4,199,772.64 = 1,685,188.64 : x
  2. Step 2: Convert to fraction form
    3,043,315.68/4,199,772.64 = 1,685,188.64/x
  3. Step 3: Cross multiply
    3,043,315.68x = 4,199,772.64 × 1,685,188.64
  4. Step 4: Simplify right side
    3,043,315.68x = 7,077,409,143,510.81
  5. Step 5: Solve for x
    x = 7,077,409,143,510.81/3,043,315.68
  6. Step 6: Final answer
    x = 2,325,558.66

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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.