Home / 1,808,032.22-2,494,919.51-1,072,859.79

Finding the Fourth Proportional to 1,808,032.22, 2,494,919.51 and 1,072,859.79

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Solution

The fourth proportional to 1,808,032.22, 2,494,919.51 and 1,072,859.79 is: 1,480,448.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,808,032.22 : 2,494,919.51 = 1,072,859.79 : x
  2. Step 2: Convert to fraction form
    1,808,032.22/2,494,919.51 = 1,072,859.79/x
  3. Step 3: Cross multiply
    1,808,032.22x = 2,494,919.51 × 1,072,859.79
  4. Step 4: Simplify right side
    1,808,032.22x = 2,676,698,821,565.50
  5. Step 5: Solve for x
    x = 2,676,698,821,565.50/1,808,032.22
  6. Step 6: Final answer
    x = 1,480,448.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.