Home / 1,590,928.80-2,385,441.37-1,079,222.77

Finding the Fourth Proportional to 1,590,928.80, 2,385,441.37 and 1,079,222.77

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Solution

The fourth proportional to 1,590,928.80, 2,385,441.37 and 1,079,222.77 is: 1,618,188.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,928.80 : 2,385,441.37 = 1,079,222.77 : x
  2. Step 2: Convert to fraction form
    1,590,928.80/2,385,441.37 = 1,079,222.77/x
  3. Step 3: Cross multiply
    1,590,928.80x = 2,385,441.37 × 1,079,222.77
  4. Step 4: Simplify right side
    1,590,928.80x = 2,574,422,643,004.00
  5. Step 5: Solve for x
    x = 2,574,422,643,004.00/1,590,928.80
  6. Step 6: Final answer
    x = 1,618,188.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.