Home / 1,341,693.60-2,014,095.60-809,815.20

Finding the Fourth Proportional to 1,341,693.60, 2,014,095.60 and 809,815.20

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Solution

The fourth proportional to 1,341,693.60, 2,014,095.60 and 809,815.20 is: 1,215,661.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,693.60 : 2,014,095.60 = 809,815.20 : x
  2. Step 2: Convert to fraction form
    1,341,693.60/2,014,095.60 = 809,815.20/x
  3. Step 3: Cross multiply
    1,341,693.60x = 2,014,095.60 × 809,815.20
  4. Step 4: Simplify right side
    1,341,693.60x = 1,631,045,231,133.12
  5. Step 5: Solve for x
    x = 1,631,045,231,133.12/1,341,693.60
  6. Step 6: Final answer
    x = 1,215,661.48

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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.