Finding the Fourth Proportional to 2,103,957.99, 3,151,369.91 and 1,291,877.39
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Solution
The fourth proportional to 2,103,957.99, 3,151,369.91 and 1,291,877.39 is: 1,935,011.80
Step by Step Solution
- Step 1: Write the proportion equation
2,103,957.99 : 3,151,369.91 = 1,291,877.39 : x - Step 2: Convert to fraction form
2,103,957.99/3,151,369.91 = 1,291,877.39/x - Step 3: Cross multiply
2,103,957.99x = 3,151,369.91 × 1,291,877.39 - Step 4: Simplify right side
2,103,957.99x = 4,071,183,528,701.28 - Step 5: Solve for x
x = 4,071,183,528,701.28/2,103,957.99 - Step 6: Final answer
x = 1,935,011.80
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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.