Home / 1,331,127.16-1,996,180.44-1,047,376.06

Finding the Fourth Proportional to 1,331,127.16, 1,996,180.44 and 1,047,376.06

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Solution

The fourth proportional to 1,331,127.16, 1,996,180.44 and 1,047,376.06 is: 1,570,662.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,127.16 : 1,996,180.44 = 1,047,376.06 : x
  2. Step 2: Convert to fraction form
    1,331,127.16/1,996,180.44 = 1,047,376.06/x
  3. Step 3: Cross multiply
    1,331,127.16x = 1,996,180.44 × 1,047,376.06
  4. Step 4: Simplify right side
    1,331,127.16x = 2,090,751,604,296.27
  5. Step 5: Solve for x
    x = 2,090,751,604,296.27/1,331,127.16
  6. Step 6: Final answer
    x = 1,570,662.57

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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.