Finding the Fourth Proportional to 1,666,408.59, 2,299,638.92 and 902,461.95
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Solution
The fourth proportional to 1,666,408.59, 2,299,638.92 and 902,461.95 is: 1,245,394.82
Step by Step Solution
- Step 1: Write the proportion equation
1,666,408.59 : 2,299,638.92 = 902,461.95 : x - Step 2: Convert to fraction form
1,666,408.59/2,299,638.92 = 902,461.95/x - Step 3: Cross multiply
1,666,408.59x = 2,299,638.92 × 902,461.95 - Step 4: Simplify right side
1,666,408.59x = 2,075,336,624,039.09 - Step 5: Solve for x
x = 2,075,336,624,039.09/1,666,408.59 - Step 6: Final answer
x = 1,245,394.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.