Finding the Fourth Proportional to 5,134,249.24, 7,084,994.56 and 2,810,696.32
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Solution
The fourth proportional to 5,134,249.24, 7,084,994.56 and 2,810,696.32 is: 3,878,613.45
Step by Step Solution
- Step 1: Write the proportion equation
5,134,249.24 : 7,084,994.56 = 2,810,696.32 : x - Step 2: Convert to fraction form
5,134,249.24/7,084,994.56 = 2,810,696.32/x - Step 3: Cross multiply
5,134,249.24x = 7,084,994.56 × 2,810,696.32 - Step 4: Simplify right side
5,134,249.24x = 19,913,768,137,012.02 - Step 5: Solve for x
x = 19,913,768,137,012.02/5,134,249.24 - Step 6: Final answer
x = 3,878,613.45
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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.