Finding the Fourth Proportional to 4,336,269.95, 5,983,802.55 and 2,402,415.20
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Solution
The fourth proportional to 4,336,269.95, 5,983,802.55 and 2,402,415.20 is: 3,315,194.48
Step by Step Solution
- Step 1: Write the proportion equation
4,336,269.95 : 5,983,802.55 = 2,402,415.20 : x - Step 2: Convert to fraction form
4,336,269.95/5,983,802.55 = 2,402,415.20/x - Step 3: Cross multiply
4,336,269.95x = 5,983,802.55 × 2,402,415.20 - Step 4: Simplify right side
4,336,269.95x = 14,375,578,169,999.75 - Step 5: Solve for x
x = 14,375,578,169,999.75/4,336,269.95 - Step 6: Final answer
x = 3,315,194.48
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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.