Finding the Fourth Proportional to 1,528,731.52, 2,293,102.80 and 463,782.88
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Solution
The fourth proportional to 1,528,731.52, 2,293,102.80 and 463,782.88 is: 695,675.99
Step by Step Solution
- Step 1: Write the proportion equation
1,528,731.52 : 2,293,102.80 = 463,782.88 : x - Step 2: Convert to fraction form
1,528,731.52/2,293,102.80 = 463,782.88/x - Step 3: Cross multiply
1,528,731.52x = 2,293,102.80 × 463,782.88 - Step 4: Simplify right side
1,528,731.52x = 1,063,501,820,720.06 - Step 5: Solve for x
x = 1,063,501,820,720.06/1,528,731.52 - Step 6: Final answer
x = 695,675.99
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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.