Home / 4,938,145.81-6,814,905.96-2,762,559.22

Finding the Fourth Proportional to 4,938,145.81, 6,814,905.96 and 2,762,559.22

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Solution

The fourth proportional to 4,938,145.81, 6,814,905.96 and 2,762,559.22 is: 3,812,479.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,938,145.81 : 6,814,905.96 = 2,762,559.22 : x
  2. Step 2: Convert to fraction form
    4,938,145.81/6,814,905.96 = 2,762,559.22/x
  3. Step 3: Cross multiply
    4,938,145.81x = 6,814,905.96 × 2,762,559.22
  4. Step 4: Simplify right side
    4,938,145.81x = 18,826,581,293,230.95
  5. Step 5: Solve for x
    x = 18,826,581,293,230.95/4,938,145.81
  6. Step 6: Final answer
    x = 3,812,479.83

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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.