Finding the Fourth Proportional to 1,009,095.84, 1,511,930.88 and 608,895.68
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Solution
The fourth proportional to 1,009,095.84, 1,511,930.88 and 608,895.68 is: 912,309.95
Step by Step Solution
- Step 1: Write the proportion equation
1,009,095.84 : 1,511,930.88 = 608,895.68 : x - Step 2: Convert to fraction form
1,009,095.84/1,511,930.88 = 608,895.68/x - Step 3: Cross multiply
1,009,095.84x = 1,511,930.88 × 608,895.68 - Step 4: Simplify right side
1,009,095.84x = 920,608,173,730.94 - Step 5: Solve for x
x = 920,608,173,730.94/1,009,095.84 - Step 6: Final answer
x = 912,309.95
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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.