Finding the Fourth Proportional to 6,122,682.30, 9,185,352.05 and 1,862,739.82
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Solution
The fourth proportional to 6,122,682.30, 9,185,352.05 and 1,862,739.82 is: 2,794,513.94
Step by Step Solution
- Step 1: Write the proportion equation
6,122,682.30 : 9,185,352.05 = 1,862,739.82 : x - Step 2: Convert to fraction form
6,122,682.30/9,185,352.05 = 1,862,739.82/x - Step 3: Cross multiply
6,122,682.30x = 9,185,352.05 × 1,862,739.82 - Step 4: Simplify right side
6,122,682.30x = 17,109,921,024,253.63 - Step 5: Solve for x
x = 17,109,921,024,253.63/6,122,682.30 - Step 6: Final answer
x = 2,794,513.94
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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.