Finding the Fourth Proportional to 1,588,478.19, 2,192,418.72 and 943,774.26
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Solution
The fourth proportional to 1,588,478.19, 2,192,418.72 and 943,774.26 is: 1,302,597.90
Step by Step Solution
- Step 1: Write the proportion equation
1,588,478.19 : 2,192,418.72 = 943,774.26 : x - Step 2: Convert to fraction form
1,588,478.19/2,192,418.72 = 943,774.26/x - Step 3: Cross multiply
1,588,478.19x = 2,192,418.72 × 943,774.26 - Step 4: Simplify right side
1,588,478.19x = 2,069,148,355,078.15 - Step 5: Solve for x
x = 2,069,148,355,078.15/1,588,478.19 - Step 6: Final answer
x = 1,302,597.90
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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.