Finding the Fourth Proportional to 1,532,741.35, 2,115,024.25 and 943,947.63
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Solution
The fourth proportional to 1,532,741.35, 2,115,024.25 and 943,947.63 is: 1,302,549.92
Step by Step Solution
- Step 1: Write the proportion equation
1,532,741.35 : 2,115,024.25 = 943,947.63 : x - Step 2: Convert to fraction form
1,532,741.35/2,115,024.25 = 943,947.63/x - Step 3: Cross multiply
1,532,741.35x = 2,115,024.25 × 943,947.63 - Step 4: Simplify right side
1,532,741.35x = 1,996,472,128,180.03 - Step 5: Solve for x
x = 1,996,472,128,180.03/1,532,741.35 - Step 6: Final answer
x = 1,302,549.92
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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.