Finding the Fourth Proportional to 1,403,675.02, 2,105,529.12 and 492,880.36
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Solution
The fourth proportional to 1,403,675.02, 2,105,529.12 and 492,880.36 is: 739,326.37
Step by Step Solution
- Step 1: Write the proportion equation
1,403,675.02 : 2,105,529.12 = 492,880.36 : x - Step 2: Convert to fraction form
1,403,675.02/2,105,529.12 = 492,880.36/x - Step 3: Cross multiply
1,403,675.02x = 2,105,529.12 × 492,880.36 - Step 4: Simplify right side
1,403,675.02x = 1,037,773,950,656.08 - Step 5: Solve for x
x = 1,037,773,950,656.08/1,403,675.02 - Step 6: Final answer
x = 739,326.37
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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.