Finding the Fourth Proportional to 1,354,540.64, 1,869,350.08 and 750,928.64
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Solution
The fourth proportional to 1,354,540.64, 1,869,350.08 and 750,928.64 is: 1,036,328.09
Step by Step Solution
- Step 1: Write the proportion equation
1,354,540.64 : 1,869,350.08 = 750,928.64 : x - Step 2: Convert to fraction form
1,354,540.64/1,869,350.08 = 750,928.64/x - Step 3: Cross multiply
1,354,540.64x = 1,869,350.08 × 750,928.64 - Step 4: Simplify right side
1,354,540.64x = 1,403,748,513,258.29 - Step 5: Solve for x
x = 1,403,748,513,258.29/1,354,540.64 - Step 6: Final answer
x = 1,036,328.09
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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.