Home / 1,470,684.89-2,206,029.06-459,812.15

Finding the Fourth Proportional to 1,470,684.89, 2,206,029.06 and 459,812.15

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Solution

The fourth proportional to 1,470,684.89, 2,206,029.06 and 459,812.15 is: 689,718.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,684.89 : 2,206,029.06 = 459,812.15 : x
  2. Step 2: Convert to fraction form
    1,470,684.89/2,206,029.06 = 459,812.15/x
  3. Step 3: Cross multiply
    1,470,684.89x = 2,206,029.06 × 459,812.15
  4. Step 4: Simplify right side
    1,470,684.89x = 1,014,358,954,010.93
  5. Step 5: Solve for x
    x = 1,014,358,954,010.93/1,470,684.89
  6. Step 6: Final answer
    x = 689,718.76

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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.