Home / 2,580,783.52-3,561,868.80-1,858,023.52

Finding the Fourth Proportional to 2,580,783.52, 3,561,868.80 and 1,858,023.52

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Solution

The fourth proportional to 2,580,783.52, 3,561,868.80 and 1,858,023.52 is: 2,564,351.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580,783.52 : 3,561,868.80 = 1,858,023.52 : x
  2. Step 2: Convert to fraction form
    2,580,783.52/3,561,868.80 = 1,858,023.52/x
  3. Step 3: Cross multiply
    2,580,783.52x = 3,561,868.80 × 1,858,023.52
  4. Step 4: Simplify right side
    2,580,783.52x = 6,618,036,005,554.18
  5. Step 5: Solve for x
    x = 6,618,036,005,554.18/2,580,783.52
  6. Step 6: Final answer
    x = 2,564,351.47

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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.