Finding the Fourth Proportional to 1,669,523.47, 2,503,646.80 and 910,959.45
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Solution
The fourth proportional to 1,669,523.47, 2,503,646.80 and 910,959.45 is: 1,366,090.84
Step by Step Solution
- Step 1: Write the proportion equation
1,669,523.47 : 2,503,646.80 = 910,959.45 : x - Step 2: Convert to fraction form
1,669,523.47/2,503,646.80 = 910,959.45/x - Step 3: Cross multiply
1,669,523.47x = 2,503,646.80 × 910,959.45 - Step 4: Simplify right side
1,669,523.47x = 2,280,720,711,922.26 - Step 5: Solve for x
x = 2,280,720,711,922.26/1,669,523.47 - Step 6: Final answer
x = 1,366,090.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.