Finding the Fourth Proportional to 1,176,967.96, 1,624,381.23 and 687,098.14
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Solution
The fourth proportional to 1,176,967.96, 1,624,381.23 and 687,098.14 is: 948,292.02
Step by Step Solution
- Step 1: Write the proportion equation
1,176,967.96 : 1,624,381.23 = 687,098.14 : x - Step 2: Convert to fraction form
1,176,967.96/1,624,381.23 = 687,098.14/x - Step 3: Cross multiply
1,176,967.96x = 1,624,381.23 × 687,098.14 - Step 4: Simplify right side
1,176,967.96x = 1,116,109,321,783.91 - Step 5: Solve for x
x = 1,116,109,321,783.91/1,176,967.96 - Step 6: Final answer
x = 948,292.02
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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.