Finding the Fourth Proportional to 1,476,932.37, 2,215,201.71 and 411,885.24
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Solution
The fourth proportional to 1,476,932.37, 2,215,201.71 and 411,885.24 is: 617,772.96
Step by Step Solution
- Step 1: Write the proportion equation
1,476,932.37 : 2,215,201.71 = 411,885.24 : x - Step 2: Convert to fraction form
1,476,932.37/2,215,201.71 = 411,885.24/x - Step 3: Cross multiply
1,476,932.37x = 2,215,201.71 × 411,885.24 - Step 4: Simplify right side
1,476,932.37x = 912,408,887,971.76 - Step 5: Solve for x
x = 912,408,887,971.76/1,476,932.37 - Step 6: Final answer
x = 617,772.96
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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.