Home / 1,959,940.50-2,939,910.75-630,244.50

Finding the Fourth Proportional to 1,959,940.50, 2,939,910.75 and 630,244.50

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Solution

The fourth proportional to 1,959,940.50, 2,939,910.75 and 630,244.50 is: 945,366.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959,940.50 : 2,939,910.75 = 630,244.50 : x
  2. Step 2: Convert to fraction form
    1,959,940.50/2,939,910.75 = 630,244.50/x
  3. Step 3: Cross multiply
    1,959,940.50x = 2,939,910.75 × 630,244.50
  4. Step 4: Simplify right side
    1,959,940.50x = 1,852,862,580,678.38
  5. Step 5: Solve for x
    x = 1,852,862,580,678.38/1,959,940.50
  6. Step 6: Final answer
    x = 945,366.75

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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.