Finding the Fourth Proportional to 3,084,495.12, 4,256,602.76 and 1,726,368.08
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Solution
The fourth proportional to 3,084,495.12, 4,256,602.76 and 1,726,368.08 is: 2,382,387.67
Step by Step Solution
- Step 1: Write the proportion equation
3,084,495.12 : 4,256,602.76 = 1,726,368.08 : x - Step 2: Convert to fraction form
3,084,495.12/4,256,602.76 = 1,726,368.08/x - Step 3: Cross multiply
3,084,495.12x = 4,256,602.76 × 1,726,368.08 - Step 4: Simplify right side
3,084,495.12x = 7,348,463,134,103.90 - Step 5: Solve for x
x = 7,348,463,134,103.90/3,084,495.12 - Step 6: Final answer
x = 2,382,387.67
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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.