Home / 1,200,518.63-1,800,590.01-401,793.83

Finding the Fourth Proportional to 1,200,518.63, 1,800,590.01 and 401,793.83

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Solution

The fourth proportional to 1,200,518.63, 1,800,590.01 and 401,793.83 is: 602,627.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,518.63 : 1,800,590.01 = 401,793.83 : x
  2. Step 2: Convert to fraction form
    1,200,518.63/1,800,590.01 = 401,793.83/x
  3. Step 3: Cross multiply
    1,200,518.63x = 1,800,590.01 × 401,793.83
  4. Step 4: Simplify right side
    1,200,518.63x = 723,465,956,377.64
  5. Step 5: Solve for x
    x = 723,465,956,377.64/1,200,518.63
  6. Step 6: Final answer
    x = 602,627.85

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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.