Home / 1,901,480.96-2,851,619.31-621,792.78

Finding the Fourth Proportional to 1,901,480.96, 2,851,619.31 and 621,792.78

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Solution

The fourth proportional to 1,901,480.96, 2,851,619.31 and 621,792.78 is: 932,492.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,901,480.96 : 2,851,619.31 = 621,792.78 : x
  2. Step 2: Convert to fraction form
    1,901,480.96/2,851,619.31 = 621,792.78/x
  3. Step 3: Cross multiply
    1,901,480.96x = 2,851,619.31 × 621,792.78
  4. Step 4: Simplify right side
    1,901,480.96x = 1,773,116,298,266.58
  5. Step 5: Solve for x
    x = 1,773,116,298,266.58/1,901,480.96
  6. Step 6: Final answer
    x = 932,492.27

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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.