Home / 2,819,101.70-4,228,652.55-925,904.90

Finding the Fourth Proportional to 2,819,101.70, 4,228,652.55 and 925,904.90

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Solution

The fourth proportional to 2,819,101.70, 4,228,652.55 and 925,904.90 is: 1,388,857.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,101.70 : 4,228,652.55 = 925,904.90 : x
  2. Step 2: Convert to fraction form
    2,819,101.70/4,228,652.55 = 925,904.90/x
  3. Step 3: Cross multiply
    2,819,101.70x = 4,228,652.55 × 925,904.90
  4. Step 4: Simplify right side
    2,819,101.70x = 3,915,330,116,442.50
  5. Step 5: Solve for x
    x = 3,915,330,116,442.50/2,819,101.70
  6. Step 6: Final answer
    x = 1,388,857.35

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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.