Finding the Fourth Proportional to 4,361,343.40, 6,542,013.50 and 1,166,386.52
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Solution
The fourth proportional to 4,361,343.40, 6,542,013.50 and 1,166,386.52 is: 1,749,579.35
Step by Step Solution
- Step 1: Write the proportion equation
4,361,343.40 : 6,542,013.50 = 1,166,386.52 : x - Step 2: Convert to fraction form
4,361,343.40/6,542,013.50 = 1,166,386.52/x - Step 3: Cross multiply
4,361,343.40x = 6,542,013.50 × 1,166,386.52 - Step 4: Simplify right side
4,361,343.40x = 7,630,516,360,058.02 - Step 5: Solve for x
x = 7,630,516,360,058.02/4,361,343.40 - Step 6: Final answer
x = 1,749,579.35
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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.