Finding the Fourth Proportional to 4,221,081.99, 6,301,058.58 and 3,710,330.01
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Solution
The fourth proportional to 4,221,081.99, 6,301,058.58 and 3,710,330.01 is: 5,538,628.91
Step by Step Solution
- Step 1: Write the proportion equation
4,221,081.99 : 6,301,058.58 = 3,710,330.01 : x - Step 2: Convert to fraction form
4,221,081.99/6,301,058.58 = 3,710,330.01/x - Step 3: Cross multiply
4,221,081.99x = 6,301,058.58 × 3,710,330.01 - Step 4: Simplify right side
4,221,081.99x = 23,379,006,744,141.98 - Step 5: Solve for x
x = 23,379,006,744,141.98/4,221,081.99 - Step 6: Final answer
x = 5,538,628.91
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.