Home / 1,408,455.01-2,111,972.11-1,003,415.79

Finding the Fourth Proportional to 1,408,455.01, 2,111,972.11 and 1,003,415.79

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Solution

The fourth proportional to 1,408,455.01, 2,111,972.11 and 1,003,415.79 is: 1,504,617.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,455.01 : 2,111,972.11 = 1,003,415.79 : x
  2. Step 2: Convert to fraction form
    1,408,455.01/2,111,972.11 = 1,003,415.79/x
  3. Step 3: Cross multiply
    1,408,455.01x = 2,111,972.11 × 1,003,415.79
  4. Step 4: Simplify right side
    1,408,455.01x = 2,119,186,160,705.08
  5. Step 5: Solve for x
    x = 2,119,186,160,705.08/1,408,455.01
  6. Step 6: Final answer
    x = 1,504,617.58

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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.