Home / 2,078,965.98-2,868,942.80-1,161,208.17

Finding the Fourth Proportional to 2,078,965.98, 2,868,942.80 and 1,161,208.17

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Solution

The fourth proportional to 2,078,965.98, 2,868,942.80 and 1,161,208.17 is: 1,602,450.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,965.98 : 2,868,942.80 = 1,161,208.17 : x
  2. Step 2: Convert to fraction form
    2,078,965.98/2,868,942.80 = 1,161,208.17/x
  3. Step 3: Cross multiply
    2,078,965.98x = 2,868,942.80 × 1,161,208.17
  4. Step 4: Simplify right side
    2,078,965.98x = 3,331,439,821,525.70
  5. Step 5: Solve for x
    x = 3,331,439,821,525.70/2,078,965.98
  6. Step 6: Final answer
    x = 1,602,450.38

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1.5x scale

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.