Finding the Fourth Proportional to 1,812,561.98, 2,718,842.76 and 863,054.06
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Solution
The fourth proportional to 1,812,561.98, 2,718,842.76 and 863,054.06 is: 1,294,580.99
Step by Step Solution
- Step 1: Write the proportion equation
1,812,561.98 : 2,718,842.76 = 863,054.06 : x - Step 2: Convert to fraction form
1,812,561.98/2,718,842.76 = 863,054.06/x - Step 3: Cross multiply
1,812,561.98x = 2,718,842.76 × 863,054.06 - Step 4: Simplify right side
1,812,561.98x = 2,346,508,282,519.61 - Step 5: Solve for x
x = 2,346,508,282,519.61/1,812,561.98 - Step 6: Final answer
x = 1,294,580.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.