Finding the Fourth Proportional to 1,523,629.80, 2,285,444.70 and 1,358,292.60
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Solution
The fourth proportional to 1,523,629.80, 2,285,444.70 and 1,358,292.60 is: 2,037,438.90
Step by Step Solution
- Step 1: Write the proportion equation
1,523,629.80 : 2,285,444.70 = 1,358,292.60 : x - Step 2: Convert to fraction form
1,523,629.80/2,285,444.70 = 1,358,292.60/x - Step 3: Cross multiply
1,523,629.80x = 2,285,444.70 × 1,358,292.60 - Step 4: Simplify right side
1,523,629.80x = 3,104,302,623,719.22 - Step 5: Solve for x
x = 3,104,302,623,719.22/1,523,629.80 - Step 6: Final answer
x = 2,037,438.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.