Finding the Fourth Proportional to 1,143,226, 1,577,538.16 and 659,946.84
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Solution
The fourth proportional to 1,143,226, 1,577,538.16 and 659,946.84 is: 910,660.99
Step by Step Solution
- Step 1: Write the proportion equation
1,143,226 : 1,577,538.16 = 659,946.84 : x - Step 2: Convert to fraction form
1,143,226/1,577,538.16 = 659,946.84/x - Step 3: Cross multiply
1,143,226x = 1,577,538.16 × 659,946.84 - Step 4: Simplify right side
1,143,226x = 1,041,091,323,671.41 - Step 5: Solve for x
x = 1,041,091,323,671.41/1,143,226 - Step 6: Final answer
x = 910,660.99
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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.