Finding the Fourth Proportional to 4,243,653.99, 6,361,910.37 and 1,845,692.56
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Solution
The fourth proportional to 4,243,653.99, 6,361,910.37 and 1,845,692.56 is: 2,766,985.87
Step by Step Solution
- Step 1: Write the proportion equation
4,243,653.99 : 6,361,910.37 = 1,845,692.56 : x - Step 2: Convert to fraction form
4,243,653.99/6,361,910.37 = 1,845,692.56/x - Step 3: Cross multiply
4,243,653.99x = 6,361,910.37 × 1,845,692.56 - Step 4: Simplify right side
4,243,653.99x = 11,742,130,645,248.24 - Step 5: Solve for x
x = 11,742,130,645,248.24/4,243,653.99 - Step 6: Final answer
x = 2,766,985.87
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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.