Finding the Fourth Proportional to 1,415,068.08, 2,120,830.46 and 1,114,361
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Solution
The fourth proportional to 1,415,068.08, 2,120,830.46 and 1,114,361 is: 1,670,146.32
Step by Step Solution
- Step 1: Write the proportion equation
1,415,068.08 : 2,120,830.46 = 1,114,361 : x - Step 2: Convert to fraction form
1,415,068.08/2,120,830.46 = 1,114,361/x - Step 3: Cross multiply
1,415,068.08x = 2,120,830.46 × 1,114,361 - Step 4: Simplify right side
1,415,068.08x = 2,363,370,752,236.06 - Step 5: Solve for x
x = 2,363,370,752,236.06/1,415,068.08 - Step 6: Final answer
x = 1,670,146.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.