Finding the Fourth Proportional to 4,090,768.74, 6,136,153.65 and 1,250,881.02
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Solution
The fourth proportional to 4,090,768.74, 6,136,153.65 and 1,250,881.02 is: 1,876,321.70
Step by Step Solution
- Step 1: Write the proportion equation
4,090,768.74 : 6,136,153.65 = 1,250,881.02 : x - Step 2: Convert to fraction form
4,090,768.74/6,136,153.65 = 1,250,881.02/x - Step 3: Cross multiply
4,090,768.74x = 6,136,153.65 × 1,250,881.02 - Step 4: Simplify right side
4,090,768.74x = 7,675,598,136,588.72 - Step 5: Solve for x
x = 7,675,598,136,588.72/4,090,768.74 - Step 6: Final answer
x = 1,876,321.70
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1.5x scale
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.