Home / 2,557,928.52-3,529,942.02-1,412,009.64

Finding the Fourth Proportional to 2,557,928.52, 3,529,942.02 and 1,412,009.64

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Solution

The fourth proportional to 2,557,928.52, 3,529,942.02 and 1,412,009.64 is: 1,948,573.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,557,928.52 : 3,529,942.02 = 1,412,009.64 : x
  2. Step 2: Convert to fraction form
    2,557,928.52/3,529,942.02 = 1,412,009.64/x
  3. Step 3: Cross multiply
    2,557,928.52x = 3,529,942.02 × 1,412,009.64
  4. Step 4: Simplify right side
    2,557,928.52x = 4,984,312,160,881.07
  5. Step 5: Solve for x
    x = 4,984,312,160,881.07/2,557,928.52
  6. Step 6: Final answer
    x = 1,948,573.67

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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.