Finding the Fourth Proportional to 1,108,930.10, 1,660,630.35 and 887,746.10
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Solution
The fourth proportional to 1,108,930.10, 1,660,630.35 and 887,746.10 is: 1,329,405.81
Step by Step Solution
- Step 1: Write the proportion equation
1,108,930.10 : 1,660,630.35 = 887,746.10 : x - Step 2: Convert to fraction form
1,108,930.10/1,660,630.35 = 887,746.10/x - Step 3: Cross multiply
1,108,930.10x = 1,660,630.35 × 887,746.10 - Step 4: Simplify right side
1,108,930.10x = 1,474,218,116,754.14 - Step 5: Solve for x
x = 1,474,218,116,754.14/1,108,930.10 - Step 6: Final answer
x = 1,329,405.81
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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.