Home / 2,118,563.78-2,923,605.80-1,200,966.01

Finding the Fourth Proportional to 2,118,563.78, 2,923,605.80 and 1,200,966.01

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Solution

The fourth proportional to 2,118,563.78, 2,923,605.80 and 1,200,966.01 is: 1,657,326.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,118,563.78 : 2,923,605.80 = 1,200,966.01 : x
  2. Step 2: Convert to fraction form
    2,118,563.78/2,923,605.80 = 1,200,966.01/x
  3. Step 3: Cross multiply
    2,118,563.78x = 2,923,605.80 × 1,200,966.01
  4. Step 4: Simplify right side
    2,118,563.78x = 3,511,151,183,628.64
  5. Step 5: Solve for x
    x = 3,511,151,183,628.64/2,118,563.78
  6. Step 6: Final answer
    x = 1,657,326.17

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.