Home / 3,149,288.40-4,723,932.60-874,808.40

Finding the Fourth Proportional to 3,149,288.40, 4,723,932.60 and 874,808.40

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Solution

The fourth proportional to 3,149,288.40, 4,723,932.60 and 874,808.40 is: 1,312,212.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,288.40 : 4,723,932.60 = 874,808.40 : x
  2. Step 2: Convert to fraction form
    3,149,288.40/4,723,932.60 = 874,808.40/x
  3. Step 3: Cross multiply
    3,149,288.40x = 4,723,932.60 × 874,808.40
  4. Step 4: Simplify right side
    3,149,288.40x = 4,132,535,919,513.84
  5. Step 5: Solve for x
    x = 4,132,535,919,513.84/3,149,288.40
  6. Step 6: Final answer
    x = 1,312,212.60

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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.