Finding the Fourth Proportional to 3,759,877.64, 5,641,949.47 and 2,030,726.09
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Solution
The fourth proportional to 3,759,877.64, 5,641,949.47 and 2,030,726.09 is: 3,047,241.19
Step by Step Solution
- Step 1: Write the proportion equation
3,759,877.64 : 5,641,949.47 = 2,030,726.09 : x - Step 2: Convert to fraction form
3,759,877.64/5,641,949.47 = 2,030,726.09/x - Step 3: Cross multiply
3,759,877.64x = 5,641,949.47 × 2,030,726.09 - Step 4: Simplify right side
3,759,877.64x = 11,457,254,005,737.76 - Step 5: Solve for x
x = 11,457,254,005,737.76/3,759,877.64 - Step 6: Final answer
x = 3,047,241.19
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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.