Finding the Fourth Proportional to 1,657,689.80, 2,480,313.90 and 1,508,390.60
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Solution
The fourth proportional to 1,657,689.80, 2,480,313.90 and 1,508,390.60 is: 2,256,925.37
Step by Step Solution
- Step 1: Write the proportion equation
1,657,689.80 : 2,480,313.90 = 1,508,390.60 : x - Step 2: Convert to fraction form
1,657,689.80/2,480,313.90 = 1,508,390.60/x - Step 3: Cross multiply
1,657,689.80x = 2,480,313.90 × 1,508,390.60 - Step 4: Simplify right side
1,657,689.80x = 3,741,282,171,809.34 - Step 5: Solve for x
x = 3,741,282,171,809.34/1,657,689.80 - Step 6: Final answer
x = 2,256,925.37
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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.