Home / 1,898,652.49-2,620,136.03-1,039,205.23

Finding the Fourth Proportional to 1,898,652.49, 2,620,136.03 and 1,039,205.23

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Solution

The fourth proportional to 1,898,652.49, 2,620,136.03 and 1,039,205.23 is: 1,434,100.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898,652.49 : 2,620,136.03 = 1,039,205.23 : x
  2. Step 2: Convert to fraction form
    1,898,652.49/2,620,136.03 = 1,039,205.23/x
  3. Step 3: Cross multiply
    1,898,652.49x = 2,620,136.03 × 1,039,205.23
  4. Step 4: Simplify right side
    1,898,652.49x = 2,722,859,053,941.07
  5. Step 5: Solve for x
    x = 2,722,859,053,941.07/1,898,652.49
  6. Step 6: Final answer
    x = 1,434,100.80

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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.