Home / 1,696,272.80-2,544,409.20-856,464.80

Finding the Fourth Proportional to 1,696,272.80, 2,544,409.20 and 856,464.80

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Solution

The fourth proportional to 1,696,272.80, 2,544,409.20 and 856,464.80 is: 1,284,697.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696,272.80 : 2,544,409.20 = 856,464.80 : x
  2. Step 2: Convert to fraction form
    1,696,272.80/2,544,409.20 = 856,464.80/x
  3. Step 3: Cross multiply
    1,696,272.80x = 2,544,409.20 × 856,464.80
  4. Step 4: Simplify right side
    1,696,272.80x = 2,179,196,916,596.16
  5. Step 5: Solve for x
    x = 2,179,196,916,596.16/1,696,272.80
  6. Step 6: Final answer
    x = 1,284,697.20

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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.