Finding the Fourth Proportional to 1,628,526.75, 2,440,298.99 and 870,476.07
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Solution
The fourth proportional to 1,628,526.75, 2,440,298.99 and 870,476.07 is: 1,304,382.55
Step by Step Solution
- Step 1: Write the proportion equation
1,628,526.75 : 2,440,298.99 = 870,476.07 : x - Step 2: Convert to fraction form
1,628,526.75/2,440,298.99 = 870,476.07/x - Step 3: Cross multiply
1,628,526.75x = 2,440,298.99 × 870,476.07 - Step 4: Simplify right side
1,628,526.75x = 2,124,221,870,087.79 - Step 5: Solve for x
x = 2,124,221,870,087.79/1,628,526.75 - Step 6: Final answer
x = 1,304,382.55
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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.