Home / 1,896,274.55-2,617,570.49-1,242,942.66

Finding the Fourth Proportional to 1,896,274.55, 2,617,570.49 and 1,242,942.66

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Solution

The fourth proportional to 1,896,274.55, 2,617,570.49 and 1,242,942.66 is: 1,715,727.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896,274.55 : 2,617,570.49 = 1,242,942.66 : x
  2. Step 2: Convert to fraction form
    1,896,274.55/2,617,570.49 = 1,242,942.66/x
  3. Step 3: Cross multiply
    1,896,274.55x = 2,617,570.49 × 1,242,942.66
  4. Step 4: Simplify right side
    1,896,274.55x = 3,253,490,021,363.39
  5. Step 5: Solve for x
    x = 3,253,490,021,363.39/1,896,274.55
  6. Step 6: Final answer
    x = 1,715,727.30

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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.