Home / 2,184,343.77-3,014,408.39-1,217,535.36

Finding the Fourth Proportional to 2,184,343.77, 3,014,408.39 and 1,217,535.36

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Solution

The fourth proportional to 2,184,343.77, 3,014,408.39 and 1,217,535.36 is: 1,680,206.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184,343.77 : 3,014,408.39 = 1,217,535.36 : x
  2. Step 2: Convert to fraction form
    2,184,343.77/3,014,408.39 = 1,217,535.36/x
  3. Step 3: Cross multiply
    2,184,343.77x = 3,014,408.39 × 1,217,535.36
  4. Step 4: Simplify right side
    2,184,343.77x = 3,670,148,798,217.99
  5. Step 5: Solve for x
    x = 3,670,148,798,217.99/2,184,343.77
  6. Step 6: Final answer
    x = 1,680,206.59

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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.