Home / 3,926,865.80-5,890,298.70-2,130,609.80

Finding the Fourth Proportional to 3,926,865.80, 5,890,298.70 and 2,130,609.80

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Solution

The fourth proportional to 3,926,865.80, 5,890,298.70 and 2,130,609.80 is: 3,195,914.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,926,865.80 : 5,890,298.70 = 2,130,609.80 : x
  2. Step 2: Convert to fraction form
    3,926,865.80/5,890,298.70 = 2,130,609.80/x
  3. Step 3: Cross multiply
    3,926,865.80x = 5,890,298.70 × 2,130,609.80
  4. Step 4: Simplify right side
    3,926,865.80x = 12,549,928,135,147.26
  5. Step 5: Solve for x
    x = 12,549,928,135,147.26/3,926,865.80
  6. Step 6: Final answer
    x = 3,195,914.70

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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.