Finding the Fourth Proportional to 4,368,478.82, 6,552,275.35 and 1,173,189.81
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Solution
The fourth proportional to 4,368,478.82, 6,552,275.35 and 1,173,189.81 is: 1,759,665.78
Step by Step Solution
- Step 1: Write the proportion equation
4,368,478.82 : 6,552,275.35 = 1,173,189.81 : x - Step 2: Convert to fraction form
4,368,478.82/6,552,275.35 = 1,173,189.81/x - Step 3: Cross multiply
4,368,478.82x = 6,552,275.35 × 1,173,189.81 - Step 4: Simplify right side
4,368,478.82x = 7,687,062,672,934.18 - Step 5: Solve for x
x = 7,687,062,672,934.18/4,368,478.82 - Step 6: Final answer
x = 1,759,665.78
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.