Home / 1,617,256.80-2,422,969.20-773,949.60

Finding the Fourth Proportional to 1,617,256.80, 2,422,969.20 and 773,949.60

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Solution

The fourth proportional to 1,617,256.80, 2,422,969.20 and 773,949.60 is: 1,159,528.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,256.80 : 2,422,969.20 = 773,949.60 : x
  2. Step 2: Convert to fraction form
    1,617,256.80/2,422,969.20 = 773,949.60/x
  3. Step 3: Cross multiply
    1,617,256.80x = 2,422,969.20 × 773,949.60
  4. Step 4: Simplify right side
    1,617,256.80x = 1,875,256,043,152.32
  5. Step 5: Solve for x
    x = 1,875,256,043,152.32/1,617,256.80
  6. Step 6: Final answer
    x = 1,159,528.93

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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.