Home / 1,869,016.50-2,579,243.73-1,009,576.74

Finding the Fourth Proportional to 1,869,016.50, 2,579,243.73 and 1,009,576.74

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Solution

The fourth proportional to 1,869,016.50, 2,579,243.73 and 1,009,576.74 is: 1,393,216.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,016.50 : 2,579,243.73 = 1,009,576.74 : x
  2. Step 2: Convert to fraction form
    1,869,016.50/2,579,243.73 = 1,009,576.74/x
  3. Step 3: Cross multiply
    1,869,016.50x = 2,579,243.73 × 1,009,576.74
  4. Step 4: Simplify right side
    1,869,016.50x = 2,603,944,476,598.84
  5. Step 5: Solve for x
    x = 2,603,944,476,598.84/1,869,016.50
  6. Step 6: Final answer
    x = 1,393,216.42

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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.