Finding the Fourth Proportional to 1,124,714.12, 1,686,892.62 and 526,090.76
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Solution
The fourth proportional to 1,124,714.12, 1,686,892.62 and 526,090.76 is: 789,052.62
Step by Step Solution
- Step 1: Write the proportion equation
1,124,714.12 : 1,686,892.62 = 526,090.76 : x - Step 2: Convert to fraction form
1,124,714.12/1,686,892.62 = 526,090.76/x - Step 3: Cross multiply
1,124,714.12x = 1,686,892.62 × 526,090.76 - Step 4: Simplify right side
1,124,714.12x = 887,458,620,494.19 - Step 5: Solve for x
x = 887,458,620,494.19/1,124,714.12 - Step 6: Final answer
x = 789,052.62
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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.