Finding the Fourth Proportional to 1,347,219.79, 1,859,208.34 and 735,408.82
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Solution
The fourth proportional to 1,347,219.79, 1,859,208.34 and 735,408.82 is: 1,014,888.75
Step by Step Solution
- Step 1: Write the proportion equation
1,347,219.79 : 1,859,208.34 = 735,408.82 : x - Step 2: Convert to fraction form
1,347,219.79/1,859,208.34 = 735,408.82/x - Step 3: Cross multiply
1,347,219.79x = 1,859,208.34 × 735,408.82 - Step 4: Simplify right side
1,347,219.79x = 1,367,278,213,317.94 - Step 5: Solve for x
x = 1,367,278,213,317.94/1,347,219.79 - Step 6: Final answer
x = 1,014,888.75
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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.