Home / 1,340,684.60-2,008,334.31-620,016.15

Finding the Fourth Proportional to 1,340,684.60, 2,008,334.31 and 620,016.15

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Solution

The fourth proportional to 1,340,684.60, 2,008,334.31 and 620,016.15 is: 928,779.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,684.60 : 2,008,334.31 = 620,016.15 : x
  2. Step 2: Convert to fraction form
    1,340,684.60/2,008,334.31 = 620,016.15/x
  3. Step 3: Cross multiply
    1,340,684.60x = 2,008,334.31 × 620,016.15
  4. Step 4: Simplify right side
    1,340,684.60x = 1,245,199,706,799.11
  5. Step 5: Solve for x
    x = 1,245,199,706,799.11/1,340,684.60
  6. Step 6: Final answer
    x = 928,779.01

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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.