Finding the Fourth Proportional to 1,863,477.84, 2,573,212.68 and 1,767,817.92
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Solution
The fourth proportional to 1,863,477.84, 2,573,212.68 and 1,767,817.92 is: 2,441,119.18
Step by Step Solution
- Step 1: Write the proportion equation
1,863,477.84 : 2,573,212.68 = 1,767,817.92 : x - Step 2: Convert to fraction form
1,863,477.84/2,573,212.68 = 1,767,817.92/x - Step 3: Cross multiply
1,863,477.84x = 2,573,212.68 × 1,767,817.92 - Step 4: Simplify right side
1,863,477.84x = 4,548,971,487,675.23 - Step 5: Solve for x
x = 4,548,971,487,675.23/1,863,477.84 - Step 6: Final answer
x = 2,441,119.18
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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.