Finding the Fourth Proportional to 1,471,828.77, 2,031,056.97 and 860,037.39
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Solution
The fourth proportional to 1,471,828.77, 2,031,056.97 and 860,037.39 is: 1,186,812.60
Step by Step Solution
- Step 1: Write the proportion equation
1,471,828.77 : 2,031,056.97 = 860,037.39 : x - Step 2: Convert to fraction form
1,471,828.77/2,031,056.97 = 860,037.39/x - Step 3: Cross multiply
1,471,828.77x = 2,031,056.97 × 860,037.39 - Step 4: Simplify right side
1,471,828.77x = 1,746,784,935,420.11 - Step 5: Solve for x
x = 1,746,784,935,420.11/1,471,828.77 - Step 6: Final answer
x = 1,186,812.60
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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.