Finding the Fourth Proportional to 1,948,340.66, 2,921,272.77 and 1,708,935.26
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Solution
The fourth proportional to 1,948,340.66, 2,921,272.77 and 1,708,935.26 is: 2,562,316.82
Step by Step Solution
- Step 1: Write the proportion equation
1,948,340.66 : 2,921,272.77 = 1,708,935.26 : x - Step 2: Convert to fraction form
1,948,340.66/2,921,272.77 = 1,708,935.26/x - Step 3: Cross multiply
1,948,340.66x = 2,921,272.77 × 1,708,935.26 - Step 4: Simplify right side
1,948,340.66x = 4,992,266,040,730.87 - Step 5: Solve for x
x = 4,992,266,040,730.87/1,948,340.66 - Step 6: Final answer
x = 2,562,316.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.