Finding the Fourth Proportional to 4,021,534.80, 6,032,302.20 and 3,573,637.20
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Solution
The fourth proportional to 4,021,534.80, 6,032,302.20 and 3,573,637.20 is: 5,360,455.80
Step by Step Solution
- Step 1: Write the proportion equation
4,021,534.80 : 6,032,302.20 = 3,573,637.20 : x - Step 2: Convert to fraction form
4,021,534.80/6,032,302.20 = 3,573,637.20/x - Step 3: Cross multiply
4,021,534.80x = 6,032,302.20 × 3,573,637.20 - Step 4: Simplify right side
4,021,534.80x = 21,557,259,543,561.84 - Step 5: Solve for x
x = 21,557,259,543,561.84/4,021,534.80 - Step 6: Final answer
x = 5,360,455.80
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1.5x scale
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.