Home / 1,281,840.36-1,768,893.32-701,043.64

Finding the Fourth Proportional to 1,281,840.36, 1,768,893.32 and 701,043.64

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Solution

The fourth proportional to 1,281,840.36, 1,768,893.32 and 701,043.64 is: 967,414.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,840.36 : 1,768,893.32 = 701,043.64 : x
  2. Step 2: Convert to fraction form
    1,281,840.36/1,768,893.32 = 701,043.64/x
  3. Step 3: Cross multiply
    1,281,840.36x = 1,768,893.32 × 701,043.64
  4. Step 4: Simplify right side
    1,281,840.36x = 1,240,071,411,824.48
  5. Step 5: Solve for x
    x = 1,240,071,411,824.48/1,281,840.36
  6. Step 6: Final answer
    x = 967,414.86

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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.