Home / 1,445,200.23-1,994,230.98-800,499.96

Finding the Fourth Proportional to 1,445,200.23, 1,994,230.98 and 800,499.96

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Solution

The fourth proportional to 1,445,200.23, 1,994,230.98 and 800,499.96 is: 1,104,609.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,200.23 : 1,994,230.98 = 800,499.96 : x
  2. Step 2: Convert to fraction form
    1,445,200.23/1,994,230.98 = 800,499.96/x
  3. Step 3: Cross multiply
    1,445,200.23x = 1,994,230.98 × 800,499.96
  4. Step 4: Simplify right side
    1,445,200.23x = 1,596,381,819,720.76
  5. Step 5: Solve for x
    x = 1,596,381,819,720.76/1,445,200.23
  6. Step 6: Final answer
    x = 1,104,609.44

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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.