Finding the Fourth Proportional to 2,731,252.72, 3,768,566.06 and 1,569,474.58
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Solution
The fourth proportional to 2,731,252.72, 3,768,566.06 and 1,569,474.58 is: 2,165,551.58
Step by Step Solution
- Step 1: Write the proportion equation
2,731,252.72 : 3,768,566.06 = 1,569,474.58 : x - Step 2: Convert to fraction form
2,731,252.72/3,768,566.06 = 1,569,474.58/x - Step 3: Cross multiply
2,731,252.72x = 3,768,566.06 × 1,569,474.58 - Step 4: Simplify right side
2,731,252.72x = 5,914,668,634,220.76 - Step 5: Solve for x
x = 5,914,668,634,220.76/2,731,252.72 - Step 6: Final answer
x = 2,165,551.58
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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.