Finding the Fourth Proportional to 4,643,030.99, 6,407,396.10 and 2,578,051.01
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Solution
The fourth proportional to 4,643,030.99, 6,407,396.10 and 2,578,051.01 is: 3,557,717.79
Step by Step Solution
- Step 1: Write the proportion equation
4,643,030.99 : 6,407,396.10 = 2,578,051.01 : x - Step 2: Convert to fraction form
4,643,030.99/6,407,396.10 = 2,578,051.01/x - Step 3: Cross multiply
4,643,030.99x = 6,407,396.10 × 2,578,051.01 - Step 4: Simplify right side
4,643,030.99x = 16,518,593,955,038.08 - Step 5: Solve for x
x = 16,518,593,955,038.08/4,643,030.99 - Step 6: Final answer
x = 3,557,717.79
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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.