Home / 1,869,015-2,579,241.66-1,009,575.24

Finding the Fourth Proportional to 1,869,015, 2,579,241.66 and 1,009,575.24

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Solution

The fourth proportional to 1,869,015, 2,579,241.66 and 1,009,575.24 is: 1,393,214.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,015 : 2,579,241.66 = 1,009,575.24 : x
  2. Step 2: Convert to fraction form
    1,869,015/2,579,241.66 = 1,009,575.24/x
  3. Step 3: Cross multiply
    1,869,015x = 2,579,241.66 × 1,009,575.24
  4. Step 4: Simplify right side
    1,869,015x = 2,603,938,517,912.50
  5. Step 5: Solve for x
    x = 2,603,938,517,912.50/1,869,015
  6. Step 6: Final answer
    x = 1,393,214.35

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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.