Finding the Fourth Proportional to 797,691.08, 1,101,220.19 and 615,995.12
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Solution
The fourth proportional to 797,691.08, 1,101,220.19 and 615,995.12 is: 850,387.17
Step by Step Solution
- Step 1: Write the proportion equation
797,691.08 : 1,101,220.19 = 615,995.12 : x - Step 2: Convert to fraction form
797,691.08/1,101,220.19 = 615,995.12/x - Step 3: Cross multiply
797,691.08x = 1,101,220.19 × 615,995.12 - Step 4: Simplify right side
797,691.08x = 678,346,263,085.47 - Step 5: Solve for x
x = 678,346,263,085.47/797,691.08 - Step 6: Final answer
x = 850,387.17
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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.