Finding the Fourth Proportional to 1,927,719.40, 2,660,268.42 and 1,068,293.80
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Solution
The fourth proportional to 1,927,719.40, 2,660,268.42 and 1,068,293.80 is: 1,474,254.12
Step by Step Solution
- Step 1: Write the proportion equation
1,927,719.40 : 2,660,268.42 = 1,068,293.80 : x - Step 2: Convert to fraction form
1,927,719.40/2,660,268.42 = 1,068,293.80/x - Step 3: Cross multiply
1,927,719.40x = 2,660,268.42 × 1,068,293.80 - Step 4: Simplify right side
1,927,719.40x = 2,841,948,259,421.80 - Step 5: Solve for x
x = 2,841,948,259,421.80/1,927,719.40 - Step 6: Final answer
x = 1,474,254.12
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.