Finding the Fourth Proportional to 4,321,316.12, 5,963,536.54 and 2,387,701.32
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Solution
The fourth proportional to 4,321,316.12, 5,963,536.54 and 2,387,701.32 is: 3,295,094.29
Step by Step Solution
- Step 1: Write the proportion equation
4,321,316.12 : 5,963,536.54 = 2,387,701.32 : x - Step 2: Convert to fraction form
4,321,316.12/5,963,536.54 = 2,387,701.32/x - Step 3: Cross multiply
4,321,316.12x = 5,963,536.54 × 2,387,701.32 - Step 4: Simplify right side
4,321,316.12x = 14,239,144,068,426.23 - Step 5: Solve for x
x = 14,239,144,068,426.23/4,321,316.12 - Step 6: Final answer
x = 3,295,094.29
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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.