Home / 3,343,212.20-5,014,235.10-1,212,199.40

Finding the Fourth Proportional to 3,343,212.20, 5,014,235.10 and 1,212,199.40

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Solution

The fourth proportional to 3,343,212.20, 5,014,235.10 and 1,212,199.40 is: 1,818,087.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343,212.20 : 5,014,235.10 = 1,212,199.40 : x
  2. Step 2: Convert to fraction form
    3,343,212.20/5,014,235.10 = 1,212,199.40/x
  3. Step 3: Cross multiply
    3,343,212.20x = 5,014,235.10 × 1,212,199.40
  4. Step 4: Simplify right side
    3,343,212.20x = 6,078,252,779,678.94
  5. Step 5: Solve for x
    x = 6,078,252,779,678.94/3,343,212.20
  6. Step 6: Final answer
    x = 1,818,087.64

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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.