Finding the Fourth Proportional to 4,762,894.80, 6,572,768.58 and 2,587,420.56
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Solution
The fourth proportional to 4,762,894.80, 6,572,768.58 and 2,587,420.56 is: 3,570,626.12
Step by Step Solution
- Step 1: Write the proportion equation
4,762,894.80 : 6,572,768.58 = 2,587,420.56 : x - Step 2: Convert to fraction form
4,762,894.80/6,572,768.58 = 2,587,420.56/x - Step 3: Cross multiply
4,762,894.80x = 6,572,768.58 × 2,587,420.56 - Step 4: Simplify right side
4,762,894.80x = 17,006,516,560,014.01 - Step 5: Solve for x
x = 17,006,516,560,014.01/4,762,894.80 - Step 6: Final answer
x = 3,570,626.12
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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.