Finding the Fourth Proportional to 4,342,381.60, 6,513,589.16 and 1,816,264.84
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Solution
The fourth proportional to 4,342,381.60, 6,513,589.16 and 1,816,264.84 is: 2,724,404.27
Step by Step Solution
- Step 1: Write the proportion equation
4,342,381.60 : 6,513,589.16 = 1,816,264.84 : x - Step 2: Convert to fraction form
4,342,381.60/6,513,589.16 = 1,816,264.84/x - Step 3: Cross multiply
4,342,381.60x = 6,513,589.16 × 1,816,264.84 - Step 4: Simplify right side
4,342,381.60x = 11,830,402,973,513.13 - Step 5: Solve for x
x = 11,830,402,973,513.13/4,342,381.60 - Step 6: Final answer
x = 2,724,404.27
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.