Home / 2,997,157.74-4,136,069.31-1,620,491.82

Finding the Fourth Proportional to 2,997,157.74, 4,136,069.31 and 1,620,491.82

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Solution

The fourth proportional to 2,997,157.74, 4,136,069.31 and 1,620,491.82 is: 2,236,274.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997,157.74 : 4,136,069.31 = 1,620,491.82 : x
  2. Step 2: Convert to fraction form
    2,997,157.74/4,136,069.31 = 1,620,491.82/x
  3. Step 3: Cross multiply
    2,997,157.74x = 4,136,069.31 × 1,620,491.82
  4. Step 4: Simplify right side
    2,997,157.74x = 6,702,466,483,808.05
  5. Step 5: Solve for x
    x = 6,702,466,483,808.05/2,997,157.74
  6. Step 6: Final answer
    x = 2,236,274.19

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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.