Finding the Fourth Proportional to 1,549,936.50, 2,138,167.07 and 1,006,242.84
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Solution
The fourth proportional to 1,549,936.50, 2,138,167.07 and 1,006,242.84 is: 1,388,131.26
Step by Step Solution
- Step 1: Write the proportion equation
1,549,936.50 : 2,138,167.07 = 1,006,242.84 : x - Step 2: Convert to fraction form
1,549,936.50/2,138,167.07 = 1,006,242.84/x - Step 3: Cross multiply
1,549,936.50x = 2,138,167.07 × 1,006,242.84 - Step 4: Simplify right side
1,549,936.50x = 2,151,515,299,880.06 - Step 5: Solve for x
x = 2,151,515,299,880.06/1,549,936.50 - Step 6: Final answer
x = 1,388,131.26
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.