Finding the Fourth Proportional to 4,449,473.52, 6,666,581.91 and 2,987,779.98
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Solution
The fourth proportional to 4,449,473.52, 6,666,581.91 and 2,987,779.98 is: 4,476,547.59
Step by Step Solution
- Step 1: Write the proportion equation
4,449,473.52 : 6,666,581.91 = 2,987,779.98 : x - Step 2: Convert to fraction form
4,449,473.52/6,666,581.91 = 2,987,779.98/x - Step 3: Cross multiply
4,449,473.52x = 6,666,581.91 × 2,987,779.98 - Step 4: Simplify right side
4,449,473.52x = 19,918,279,965,728.16 - Step 5: Solve for x
x = 19,918,279,965,728.16/4,449,473.52 - Step 6: Final answer
x = 4,476,547.59
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.