Finding the Fourth Proportional to 2,452,391.15, 3,679,208.80 and 769,509.23
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Solution
The fourth proportional to 2,452,391.15, 3,679,208.80 and 769,509.23 is: 1,154,459.03
Step by Step Solution
- Step 1: Write the proportion equation
2,452,391.15 : 3,679,208.80 = 769,509.23 : x - Step 2: Convert to fraction form
2,452,391.15/3,679,208.80 = 769,509.23/x - Step 3: Cross multiply
2,452,391.15x = 3,679,208.80 × 769,509.23 - Step 4: Simplify right side
2,452,391.15x = 2,831,185,110,377.41 - Step 5: Solve for x
x = 2,831,185,110,377.41/2,452,391.15 - Step 6: Final answer
x = 1,154,459.03
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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.