Finding the Fourth Proportional to 1,812,713.82, 2,717,204.49 and 971,039.58
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Solution
The fourth proportional to 1,812,713.82, 2,717,204.49 and 971,039.58 is: 1,455,559.66
Step by Step Solution
- Step 1: Write the proportion equation
1,812,713.82 : 2,717,204.49 = 971,039.58 : x - Step 2: Convert to fraction form
1,812,713.82/2,717,204.49 = 971,039.58/x - Step 3: Cross multiply
1,812,713.82x = 2,717,204.49 × 971,039.58 - Step 4: Simplify right side
1,812,713.82x = 2,638,513,106,743.71 - Step 5: Solve for x
x = 2,638,513,106,743.71/1,812,713.82 - Step 6: Final answer
x = 1,455,559.66
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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.