Finding the Fourth Proportional to 1,447,486.14, 1,997,483.19 and 874,426.14
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Solution
The fourth proportional to 1,447,486.14, 1,997,483.19 and 874,426.14 is: 1,206,679.27
Step by Step Solution
- Step 1: Write the proportion equation
1,447,486.14 : 1,997,483.19 = 874,426.14 : x - Step 2: Convert to fraction form
1,447,486.14/1,997,483.19 = 874,426.14/x - Step 3: Cross multiply
1,447,486.14x = 1,997,483.19 × 874,426.14 - Step 4: Simplify right side
1,447,486.14x = 1,746,651,515,546.59 - Step 5: Solve for x
x = 1,746,651,515,546.59/1,447,486.14 - Step 6: Final answer
x = 1,206,679.27
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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.