Finding the Fourth Proportional to 1,539,593.64, 2,124,553.41 and 851,225.67
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Solution
The fourth proportional to 1,539,593.64, 2,124,553.41 and 851,225.67 is: 1,174,643.98
Step by Step Solution
- Step 1: Write the proportion equation
1,539,593.64 : 2,124,553.41 = 851,225.67 : x - Step 2: Convert to fraction form
1,539,593.64/2,124,553.41 = 851,225.67/x - Step 3: Cross multiply
1,539,593.64x = 2,124,553.41 × 851,225.67 - Step 4: Simplify right side
1,539,593.64x = 1,808,474,399,878.04 - Step 5: Solve for x
x = 1,808,474,399,878.04/1,539,593.64 - Step 6: Final answer
x = 1,174,643.98
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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.