Finding the Fourth Proportional to 1,636,693.30, 2,258,548.84 and 901,623.48
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Solution
The fourth proportional to 1,636,693.30, 2,258,548.84 and 901,623.48 is: 1,244,191.97
Step by Step Solution
- Step 1: Write the proportion equation
1,636,693.30 : 2,258,548.84 = 901,623.48 : x - Step 2: Convert to fraction form
1,636,693.30/2,258,548.84 = 901,623.48/x - Step 3: Cross multiply
1,636,693.30x = 2,258,548.84 × 901,623.48 - Step 4: Simplify right side
1,636,693.30x = 2,036,360,664,870.76 - Step 5: Solve for x
x = 2,036,360,664,870.76/1,636,693.30 - Step 6: Final answer
x = 1,244,191.97
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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.