Finding the Fourth Proportional to 941,813.99, 1,299,719.54 and 512,097.02
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Solution
The fourth proportional to 941,813.99, 1,299,719.54 and 512,097.02 is: 706,702.71
Step by Step Solution
- Step 1: Write the proportion equation
941,813.99 : 1,299,719.54 = 512,097.02 : x - Step 2: Convert to fraction form
941,813.99/1,299,719.54 = 512,097.02/x - Step 3: Cross multiply
941,813.99x = 1,299,719.54 × 512,097.02 - Step 4: Simplify right side
941,813.99x = 665,582,498,051.42 - Step 5: Solve for x
x = 665,582,498,051.42/941,813.99 - Step 6: Final answer
x = 706,702.71
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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.