Finding the Fourth Proportional to 3,587,180.48, 4,950,347.36 and 1,977,606.08
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Solution
The fourth proportional to 3,587,180.48, 4,950,347.36 and 1,977,606.08 is: 2,729,117.50
Step by Step Solution
- Step 1: Write the proportion equation
3,587,180.48 : 4,950,347.36 = 1,977,606.08 : x - Step 2: Convert to fraction form
3,587,180.48/4,950,347.36 = 1,977,606.08/x - Step 3: Cross multiply
3,587,180.48x = 4,950,347.36 × 1,977,606.08 - Step 4: Simplify right side
3,587,180.48x = 9,789,837,037,247.95 - Step 5: Solve for x
x = 9,789,837,037,247.95/3,587,180.48 - Step 6: Final answer
x = 2,729,117.50
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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.