Finding the Fourth Proportional to 1,352,114.51, 1,865,914.58 and 808,223.81
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Solution
The fourth proportional to 1,352,114.51, 1,865,914.58 and 808,223.81 is: 1,115,346.80
Step by Step Solution
- Step 1: Write the proportion equation
1,352,114.51 : 1,865,914.58 = 808,223.81 : x - Step 2: Convert to fraction form
1,352,114.51/1,865,914.58 = 808,223.81/x - Step 3: Cross multiply
1,352,114.51x = 1,865,914.58 × 808,223.81 - Step 4: Simplify right side
1,352,114.51x = 1,508,076,583,673.14 - Step 5: Solve for x
x = 1,508,076,583,673.14/1,352,114.51 - Step 6: Final answer
x = 1,115,346.80
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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.