Finding the Fourth Proportional to 1,366,871.99, 1,886,275.84 and 755,066.84
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Solution
The fourth proportional to 1,366,871.99, 1,886,275.84 and 755,066.84 is: 1,041,988.09
Step by Step Solution
- Step 1: Write the proportion equation
1,366,871.99 : 1,886,275.84 = 755,066.84 : x - Step 2: Convert to fraction form
1,366,871.99/1,886,275.84 = 755,066.84/x - Step 3: Cross multiply
1,366,871.99x = 1,886,275.84 × 755,066.84 - Step 4: Simplify right side
1,366,871.99x = 1,424,264,334,101.81 - Step 5: Solve for x
x = 1,424,264,334,101.81/1,366,871.99 - Step 6: Final answer
x = 1,041,988.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.