Home / 1,968,939-2,717,136.90-1,063,521

Finding the Fourth Proportional to 1,968,939, 2,717,136.90 and 1,063,521

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Solution

The fourth proportional to 1,968,939, 2,717,136.90 and 1,063,521 is: 1,467,659.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,939 : 2,717,136.90 = 1,063,521 : x
  2. Step 2: Convert to fraction form
    1,968,939/2,717,136.90 = 1,063,521/x
  3. Step 3: Cross multiply
    1,968,939x = 2,717,136.90 × 1,063,521
  4. Step 4: Simplify right side
    1,968,939x = 2,889,732,153,024.90
  5. Step 5: Solve for x
    x = 2,889,732,153,024.90/1,968,939
  6. Step 6: Final answer
    x = 1,467,659.56

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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.