Home / 5,384,355.39-8,074,785.51-1,789,157.43

Finding the Fourth Proportional to 5,384,355.39, 8,074,785.51 and 1,789,157.43

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Solution

The fourth proportional to 5,384,355.39, 8,074,785.51 and 1,789,157.43 is: 2,683,155.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,384,355.39 : 8,074,785.51 = 1,789,157.43 : x
  2. Step 2: Convert to fraction form
    5,384,355.39/8,074,785.51 = 1,789,157.43/x
  3. Step 3: Cross multiply
    5,384,355.39x = 8,074,785.51 × 1,789,157.43
  4. Step 4: Simplify right side
    5,384,355.39x = 14,447,062,490,872.84
  5. Step 5: Solve for x
    x = 14,447,062,490,872.84/5,384,355.39
  6. Step 6: Final answer
    x = 2,683,155.45

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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.