Home / 1,228,644.29-1,843,021.74-470,289.06

Finding the Fourth Proportional to 1,228,644.29, 1,843,021.74 and 470,289.06

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Solution

The fourth proportional to 1,228,644.29, 1,843,021.74 and 470,289.06 is: 705,454.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,644.29 : 1,843,021.74 = 470,289.06 : x
  2. Step 2: Convert to fraction form
    1,228,644.29/1,843,021.74 = 470,289.06/x
  3. Step 3: Cross multiply
    1,228,644.29x = 1,843,021.74 × 470,289.06
  4. Step 4: Simplify right side
    1,228,644.29x = 866,752,961,664.16
  5. Step 5: Solve for x
    x = 866,752,961,664.16/1,228,644.29
  6. Step 6: Final answer
    x = 705,454.76

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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.