Home / 1,341,683.60-2,014,080.60-809,805.20

Finding the Fourth Proportional to 1,341,683.60, 2,014,080.60 and 809,805.20

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Solution

The fourth proportional to 1,341,683.60, 2,014,080.60 and 809,805.20 is: 1,215,646.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,683.60 : 2,014,080.60 = 809,805.20 : x
  2. Step 2: Convert to fraction form
    1,341,683.60/2,014,080.60 = 809,805.20/x
  3. Step 3: Cross multiply
    1,341,683.60x = 2,014,080.60 × 809,805.20
  4. Step 4: Simplify right side
    1,341,683.60x = 1,631,012,943,099.12
  5. Step 5: Solve for x
    x = 1,631,012,943,099.12/1,341,683.60
  6. Step 6: Final answer
    x = 1,215,646.48

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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.