Finding the Fourth Proportional to 4,136,348.07, 5,708,505.08 and 2,301,152.07
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Solution
The fourth proportional to 4,136,348.07, 5,708,505.08 and 2,301,152.07 is: 3,175,781.64
Step by Step Solution
- Step 1: Write the proportion equation
4,136,348.07 : 5,708,505.08 = 2,301,152.07 : x - Step 2: Convert to fraction form
4,136,348.07/5,708,505.08 = 2,301,152.07/x - Step 3: Cross multiply
4,136,348.07x = 5,708,505.08 × 2,301,152.07 - Step 4: Simplify right side
4,136,348.07x = 13,136,138,269,941.75 - Step 5: Solve for x
x = 13,136,138,269,941.75/4,136,348.07 - Step 6: Final answer
x = 3,175,781.64
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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.