Finding the Fourth Proportional to 2,707,374.16, 3,737,875.14 and 1,742,181.76
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Solution
The fourth proportional to 2,707,374.16, 3,737,875.14 and 1,742,181.76 is: 2,405,304.00
Step by Step Solution
- Step 1: Write the proportion equation
2,707,374.16 : 3,737,875.14 = 1,742,181.76 : x - Step 2: Convert to fraction form
2,707,374.16/3,737,875.14 = 1,742,181.76/x - Step 3: Cross multiply
2,707,374.16x = 3,737,875.14 × 1,742,181.76 - Step 4: Simplify right side
2,707,374.16x = 6,512,057,890,065.45 - Step 5: Solve for x
x = 6,512,057,890,065.45/2,707,374.16 - Step 6: Final answer
x = 2,405,304.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.