Home / 3,507,421.68-5,261,285.52-1,111,443

Finding the Fourth Proportional to 3,507,421.68, 5,261,285.52 and 1,111,443

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Solution

The fourth proportional to 3,507,421.68, 5,261,285.52 and 1,111,443 is: 1,667,212.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,507,421.68 : 5,261,285.52 = 1,111,443 : x
  2. Step 2: Convert to fraction form
    3,507,421.68/5,261,285.52 = 1,111,443/x
  3. Step 3: Cross multiply
    3,507,421.68x = 5,261,285.52 × 1,111,443
  4. Step 4: Simplify right side
    3,507,421.68x = 5,847,618,962,205.36
  5. Step 5: Solve for x
    x = 5,847,618,962,205.36/3,507,421.68
  6. Step 6: Final answer
    x = 1,667,212.98

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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.