Finding the Fourth Proportional to 1,609,146.24, 2,219,636.84 and 955,328.52
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Solution
The fourth proportional to 1,609,146.24, 2,219,636.84 and 955,328.52 is: 1,317,768.59
Step by Step Solution
- Step 1: Write the proportion equation
1,609,146.24 : 2,219,636.84 = 955,328.52 : x - Step 2: Convert to fraction form
1,609,146.24/2,219,636.84 = 955,328.52/x - Step 3: Cross multiply
1,609,146.24x = 2,219,636.84 × 955,328.52 - Step 4: Simplify right side
1,609,146.24x = 2,120,482,377,294.68 - Step 5: Solve for x
x = 2,120,482,377,294.68/1,609,146.24 - Step 6: Final answer
x = 1,317,768.59
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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.