Finding the Fourth Proportional to 2,034,219.24, 2,807,239.14 and 1,128,816.36
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Solution
The fourth proportional to 2,034,219.24, 2,807,239.14 and 1,128,816.36 is: 1,557,775.78
Step by Step Solution
- Step 1: Write the proportion equation
2,034,219.24 : 2,807,239.14 = 1,128,816.36 : x - Step 2: Convert to fraction form
2,034,219.24/2,807,239.14 = 1,128,816.36/x - Step 3: Cross multiply
2,034,219.24x = 2,807,239.14 × 1,128,816.36 - Step 4: Simplify right side
2,034,219.24x = 3,168,857,467,664.33 - Step 5: Solve for x
x = 3,168,857,467,664.33/2,034,219.24 - Step 6: Final answer
x = 1,557,775.78
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.