Home / 1,480,564.74-2,220,846.78-807,212.37

Finding the Fourth Proportional to 1,480,564.74, 2,220,846.78 and 807,212.37

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Solution

The fourth proportional to 1,480,564.74, 2,220,846.78 and 807,212.37 is: 1,210,818.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,564.74 : 2,220,846.78 = 807,212.37 : x
  2. Step 2: Convert to fraction form
    1,480,564.74/2,220,846.78 = 807,212.37/x
  3. Step 3: Cross multiply
    1,480,564.74x = 2,220,846.78 × 807,212.37
  4. Step 4: Simplify right side
    1,480,564.74x = 1,792,694,992,690.67
  5. Step 5: Solve for x
    x = 1,792,694,992,690.67/1,480,564.74
  6. Step 6: Final answer
    x = 1,210,818.38

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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.