Home / 1,998,506.62-2,997,330.42-632,388.58

Finding the Fourth Proportional to 1,998,506.62, 2,997,330.42 and 632,388.58

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Solution

The fourth proportional to 1,998,506.62, 2,997,330.42 and 632,388.58 is: 948,446.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,998,506.62 : 2,997,330.42 = 632,388.58 : x
  2. Step 2: Convert to fraction form
    1,998,506.62/2,997,330.42 = 632,388.58/x
  3. Step 3: Cross multiply
    1,998,506.62x = 2,997,330.42 × 632,388.58
  4. Step 4: Simplify right side
    1,998,506.62x = 1,895,477,528,094.60
  5. Step 5: Solve for x
    x = 1,895,477,528,094.60/1,998,506.62
  6. Step 6: Final answer
    x = 948,446.96

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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.