Finding the Fourth Proportional to 1,493,211.80, 2,239,935.06 and 735,460.76
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Solution
The fourth proportional to 1,493,211.80, 2,239,935.06 and 735,460.76 is: 1,103,248.94
Step by Step Solution
- Step 1: Write the proportion equation
1,493,211.80 : 2,239,935.06 = 735,460.76 : x - Step 2: Convert to fraction form
1,493,211.80/2,239,935.06 = 735,460.76/x - Step 3: Cross multiply
1,493,211.80x = 2,239,935.06 × 735,460.76 - Step 4: Simplify right side
1,493,211.80x = 1,647,384,341,578.25 - Step 5: Solve for x
x = 1,647,384,341,578.25/1,493,211.80 - Step 6: Final answer
x = 1,103,248.94
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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.