Home / 1,470,814.35-2,206,348.70-405,856.46

Finding the Fourth Proportional to 1,470,814.35, 2,206,348.70 and 405,856.46

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Solution

The fourth proportional to 1,470,814.35, 2,206,348.70 and 405,856.46 is: 608,819.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,814.35 : 2,206,348.70 = 405,856.46 : x
  2. Step 2: Convert to fraction form
    1,470,814.35/2,206,348.70 = 405,856.46/x
  3. Step 3: Cross multiply
    1,470,814.35x = 2,206,348.70 × 405,856.46
  4. Step 4: Simplify right side
    1,470,814.35x = 895,460,859,846.58
  5. Step 5: Solve for x
    x = 895,460,859,846.58/1,470,814.35
  6. Step 6: Final answer
    x = 608,819.77

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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.