Home / 1,867,284.60-2,800,538.10-802,361.40

Finding the Fourth Proportional to 1,867,284.60, 2,800,538.10 and 802,361.40

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Solution

The fourth proportional to 1,867,284.60, 2,800,538.10 and 802,361.40 is: 1,203,375.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867,284.60 : 2,800,538.10 = 802,361.40 : x
  2. Step 2: Convert to fraction form
    1,867,284.60/2,800,538.10 = 802,361.40/x
  3. Step 3: Cross multiply
    1,867,284.60x = 2,800,538.10 × 802,361.40
  4. Step 4: Simplify right side
    1,867,284.60x = 2,247,043,670,669.34
  5. Step 5: Solve for x
    x = 2,247,043,670,669.34/1,867,284.60
  6. Step 6: Final answer
    x = 1,203,375.03

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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.