Finding the Fourth Proportional to 1,374,642.78, 2,062,620.27 and 664,276.02
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Solution
The fourth proportional to 1,374,642.78, 2,062,620.27 and 664,276.02 is: 996,731.08
Step by Step Solution
- Step 1: Write the proportion equation
1,374,642.78 : 2,062,620.27 = 664,276.02 : x - Step 2: Convert to fraction form
1,374,642.78/2,062,620.27 = 664,276.02/x - Step 3: Cross multiply
1,374,642.78x = 2,062,620.27 × 664,276.02 - Step 4: Simplify right side
1,374,642.78x = 1,370,149,183,726.93 - Step 5: Solve for x
x = 1,370,149,183,726.93/1,374,642.78 - Step 6: Final answer
x = 996,731.08
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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.