Home / 1,424,044.84-1,964,851.56-842,975.32

Finding the Fourth Proportional to 1,424,044.84, 1,964,851.56 and 842,975.32

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Solution

The fourth proportional to 1,424,044.84, 1,964,851.56 and 842,975.32 is: 1,163,110.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,044.84 : 1,964,851.56 = 842,975.32 : x
  2. Step 2: Convert to fraction form
    1,424,044.84/1,964,851.56 = 842,975.32/x
  3. Step 3: Cross multiply
    1,424,044.84x = 1,964,851.56 × 842,975.32
  4. Step 4: Simplify right side
    1,424,044.84x = 1,656,321,372,543.50
  5. Step 5: Solve for x
    x = 1,656,321,372,543.50/1,424,044.84
  6. Step 6: Final answer
    x = 1,163,110.41

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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.