Home / 2,184,353.28-3,014,421.50-1,217,544.88

Finding the Fourth Proportional to 2,184,353.28, 3,014,421.50 and 1,217,544.88

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Solution

The fourth proportional to 2,184,353.28, 3,014,421.50 and 1,217,544.88 is: 1,680,219.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184,353.28 : 3,014,421.50 = 1,217,544.88 : x
  2. Step 2: Convert to fraction form
    2,184,353.28/3,014,421.50 = 1,217,544.88/x
  3. Step 3: Cross multiply
    2,184,353.28x = 3,014,421.50 × 1,217,544.88
  4. Step 4: Simplify right side
    2,184,353.28x = 3,670,193,463,486.92
  5. Step 5: Solve for x
    x = 3,670,193,463,486.92/2,184,353.28
  6. Step 6: Final answer
    x = 1,680,219.72

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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.