Finding the Fourth Proportional to 1,427,777.74, 2,142,320.62 and 618,409.70
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Solution
The fourth proportional to 1,427,777.74, 2,142,320.62 and 618,409.70 is: 927,897.83
Step by Step Solution
- Step 1: Write the proportion equation
1,427,777.74 : 2,142,320.62 = 618,409.70 : x - Step 2: Convert to fraction form
1,427,777.74/2,142,320.62 = 618,409.70/x - Step 3: Cross multiply
1,427,777.74x = 2,142,320.62 × 618,409.70 - Step 4: Simplify right side
1,427,777.74x = 1,324,831,860,904.16 - Step 5: Solve for x
x = 1,324,831,860,904.16/1,427,777.74 - Step 6: Final answer
x = 927,897.83
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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.