Home / 1,444,971.60-1,994,126.44-800,391.71

Finding the Fourth Proportional to 1,444,971.60, 1,994,126.44 and 800,391.71

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Solution

The fourth proportional to 1,444,971.60, 1,994,126.44 and 800,391.71 is: 1,104,576.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444,971.60 : 1,994,126.44 = 800,391.71 : x
  2. Step 2: Convert to fraction form
    1,444,971.60/1,994,126.44 = 800,391.71/x
  3. Step 3: Cross multiply
    1,444,971.60x = 1,994,126.44 × 800,391.71
  4. Step 4: Simplify right side
    1,444,971.60x = 1,596,082,271,267.81
  5. Step 5: Solve for x
    x = 1,596,082,271,267.81/1,444,971.60
  6. Step 6: Final answer
    x = 1,104,576.91

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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.