Finding the Fourth Proportional to 4,091,292.88, 6,136,347.64 and 1,250,642.32
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Solution
The fourth proportional to 4,091,292.88, 6,136,347.64 and 1,250,642.32 is: 1,875,782.61
Step by Step Solution
- Step 1: Write the proportion equation
4,091,292.88 : 6,136,347.64 = 1,250,642.32 : x - Step 2: Convert to fraction form
4,091,292.88/6,136,347.64 = 1,250,642.32/x - Step 3: Cross multiply
4,091,292.88x = 6,136,347.64 × 1,250,642.32 - Step 4: Simplify right side
4,091,292.88x = 7,674,376,048,816.13 - Step 5: Solve for x
x = 7,674,376,048,816.13/4,091,292.88 - Step 6: Final answer
x = 1,875,782.61
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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.