Home / 1,470,800.85-2,206,328.45-405,842.96

Finding the Fourth Proportional to 1,470,800.85, 2,206,328.45 and 405,842.96

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Solution

The fourth proportional to 1,470,800.85, 2,206,328.45 and 405,842.96 is: 608,799.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,800.85 : 2,206,328.45 = 405,842.96 : x
  2. Step 2: Convert to fraction form
    1,470,800.85/2,206,328.45 = 405,842.96/x
  3. Step 3: Cross multiply
    1,470,800.85x = 2,206,328.45 × 405,842.96
  4. Step 4: Simplify right side
    1,470,800.85x = 895,422,855,819.36
  5. Step 5: Solve for x
    x = 895,422,855,819.36/1,470,800.85
  6. Step 6: Final answer
    x = 608,799.52

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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.