Home / 1,809,858.60-2,710,851.30-1,455,564.60

Finding the Fourth Proportional to 1,809,858.60, 2,710,851.30 and 1,455,564.60

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Solution

The fourth proportional to 1,809,858.60, 2,710,851.30 and 1,455,564.60 is: 2,180,180.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,858.60 : 2,710,851.30 = 1,455,564.60 : x
  2. Step 2: Convert to fraction form
    1,809,858.60/2,710,851.30 = 1,455,564.60/x
  3. Step 3: Cross multiply
    1,809,858.60x = 2,710,851.30 × 1,455,564.60
  4. Step 4: Simplify right side
    1,809,858.60x = 3,945,819,188,143.98
  5. Step 5: Solve for x
    x = 3,945,819,188,143.98/1,809,858.60
  6. Step 6: Final answer
    x = 2,180,180.92

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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.