Home / 5,418,626.51-8,122,250.09-1,823,145.20

Finding the Fourth Proportional to 5,418,626.51, 8,122,250.09 and 1,823,145.20

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Solution

The fourth proportional to 5,418,626.51, 8,122,250.09 and 1,823,145.20 is: 2,732,803.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,418,626.51 : 8,122,250.09 = 1,823,145.20 : x
  2. Step 2: Convert to fraction form
    5,418,626.51/8,122,250.09 = 1,823,145.20/x
  3. Step 3: Cross multiply
    5,418,626.51x = 8,122,250.09 × 1,823,145.20
  4. Step 4: Simplify right side
    5,418,626.51x = 14,808,041,289,646.56
  5. Step 5: Solve for x
    x = 14,808,041,289,646.56/5,418,626.51
  6. Step 6: Final answer
    x = 2,732,803.47

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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.