Finding the Fourth Proportional to 1,113,865.87, 1,537,115.63 and 604,557.31
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Solution
The fourth proportional to 1,113,865.87, 1,537,115.63 and 604,557.31 is: 834,278.63
Step by Step Solution
- Step 1: Write the proportion equation
1,113,865.87 : 1,537,115.63 = 604,557.31 : x - Step 2: Convert to fraction form
1,113,865.87/1,537,115.63 = 604,557.31/x - Step 3: Cross multiply
1,113,865.87x = 1,537,115.63 × 604,557.31 - Step 4: Simplify right side
1,113,865.87x = 929,274,487,408.97 - Step 5: Solve for x
x = 929,274,487,408.97/1,113,865.87 - Step 6: Final answer
x = 834,278.63
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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.