Finding the Fourth Proportional to 2,201,545.66, 3,038,155.01 and 1,234,655.19
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Solution
The fourth proportional to 2,201,545.66, 3,038,155.01 and 1,234,655.19 is: 1,703,836.50
Step by Step Solution
- Step 1: Write the proportion equation
2,201,545.66 : 3,038,155.01 = 1,234,655.19 : x - Step 2: Convert to fraction form
2,201,545.66/3,038,155.01 = 1,234,655.19/x - Step 3: Cross multiply
2,201,545.66x = 3,038,155.01 × 1,234,655.19 - Step 4: Simplify right side
2,201,545.66x = 3,751,073,851,121.00 - Step 5: Solve for x
x = 3,751,073,851,121.00/2,201,545.66 - Step 6: Final answer
x = 1,703,836.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.