Home / 2,646,585.36-3,968,280-1,187,365.32

Finding the Fourth Proportional to 2,646,585.36, 3,968,280 and 1,187,365.32

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Solution

The fourth proportional to 2,646,585.36, 3,968,280 and 1,187,365.32 is: 1,780,331.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,646,585.36 : 3,968,280 = 1,187,365.32 : x
  2. Step 2: Convert to fraction form
    2,646,585.36/3,968,280 = 1,187,365.32/x
  3. Step 3: Cross multiply
    2,646,585.36x = 3,968,280 × 1,187,365.32
  4. Step 4: Simplify right side
    2,646,585.36x = 4,711,798,052,049.60
  5. Step 5: Solve for x
    x = 4,711,798,052,049.60/2,646,585.36
  6. Step 6: Final answer
    x = 1,780,331.03

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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.