Finding the Fourth Proportional to 2,427,905.48, 3,350,509.04 and 1,340,176.77
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Solution
The fourth proportional to 2,427,905.48, 3,350,509.04 and 1,340,176.77 is: 1,849,443.66
Step by Step Solution
- Step 1: Write the proportion equation
2,427,905.48 : 3,350,509.04 = 1,340,176.77 : x - Step 2: Convert to fraction form
2,427,905.48/3,350,509.04 = 1,340,176.77/x - Step 3: Cross multiply
2,427,905.48x = 3,350,509.04 × 1,340,176.77 - Step 4: Simplify right side
2,427,905.48x = 4,490,274,376,382.12 - Step 5: Solve for x
x = 4,490,274,376,382.12/2,427,905.48 - Step 6: Final answer
x = 1,849,443.66
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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.