Home / 1,448,120.32-2,169,354.96-947,968

Finding the Fourth Proportional to 1,448,120.32, 2,169,354.96 and 947,968

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Solution

The fourth proportional to 1,448,120.32, 2,169,354.96 and 947,968 is: 1,420,102.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,120.32 : 2,169,354.96 = 947,968 : x
  2. Step 2: Convert to fraction form
    1,448,120.32/2,169,354.96 = 947,968/x
  3. Step 3: Cross multiply
    1,448,120.32x = 2,169,354.96 × 947,968
  4. Step 4: Simplify right side
    1,448,120.32x = 2,056,479,082,721.28
  5. Step 5: Solve for x
    x = 2,056,479,082,721.28/1,448,120.32
  6. Step 6: Final answer
    x = 1,420,102.36

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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.