Finding the Fourth Proportional to 1,993,848.75, 2,751,148.26 and 1,122,547.95
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Solution
The fourth proportional to 1,993,848.75, 2,751,148.26 and 1,122,547.95 is: 1,548,911.79
Step by Step Solution
- Step 1: Write the proportion equation
1,993,848.75 : 2,751,148.26 = 1,122,547.95 : x - Step 2: Convert to fraction form
1,993,848.75/2,751,148.26 = 1,122,547.95/x - Step 3: Cross multiply
1,993,848.75x = 2,751,148.26 × 1,122,547.95 - Step 4: Simplify right side
1,993,848.75x = 3,088,295,839,409.07 - Step 5: Solve for x
x = 3,088,295,839,409.07/1,993,848.75 - Step 6: Final answer
x = 1,548,911.79
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.