Finding the Fourth Proportional to 4,643,001.41, 6,407,354.29 and 2,578,020.82
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Solution
The fourth proportional to 4,643,001.41, 6,407,354.29 and 2,578,020.82 is: 3,557,675.59
Step by Step Solution
- Step 1: Write the proportion equation
4,643,001.41 : 6,407,354.29 = 2,578,020.82 : x - Step 2: Convert to fraction form
4,643,001.41/6,407,354.29 = 2,578,020.82/x - Step 3: Cross multiply
4,643,001.41x = 6,407,354.29 × 2,578,020.82 - Step 4: Simplify right side
4,643,001.41x = 16,518,292,743,106.67 - Step 5: Solve for x
x = 16,518,292,743,106.67/4,643,001.41 - Step 6: Final answer
x = 3,557,675.59
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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.