Home / 1,481,115.14-2,221,656.30-470,209.92

Finding the Fourth Proportional to 1,481,115.14, 2,221,656.30 and 470,209.92

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Solution

The fourth proportional to 1,481,115.14, 2,221,656.30 and 470,209.92 is: 705,309.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481,115.14 : 2,221,656.30 = 470,209.92 : x
  2. Step 2: Convert to fraction form
    1,481,115.14/2,221,656.30 = 470,209.92/x
  3. Step 3: Cross multiply
    1,481,115.14x = 2,221,656.30 × 470,209.92
  4. Step 4: Simplify right side
    1,481,115.14x = 1,044,644,831,090.50
  5. Step 5: Solve for x
    x = 1,044,644,831,090.50/1,481,115.14
  6. Step 6: Final answer
    x = 705,309.67

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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.