Home / 1,939,916.02-2,676,611.98-1,277,559.52

Finding the Fourth Proportional to 1,939,916.02, 2,676,611.98 and 1,277,559.52

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Solution

The fourth proportional to 1,939,916.02, 2,676,611.98 and 1,277,559.52 is: 1,762,721.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,916.02 : 2,676,611.98 = 1,277,559.52 : x
  2. Step 2: Convert to fraction form
    1,939,916.02/2,676,611.98 = 1,277,559.52/x
  3. Step 3: Cross multiply
    1,939,916.02x = 2,676,611.98 × 1,277,559.52
  4. Step 4: Simplify right side
    1,939,916.02x = 3,419,531,116,395.05
  5. Step 5: Solve for x
    x = 3,419,531,116,395.05/1,939,916.02
  6. Step 6: Final answer
    x = 1,762,721.21

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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.