Finding the Fourth Proportional to 1,528,921.58, 2,293,323.98 and 463,920.62
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Solution
The fourth proportional to 1,528,921.58, 2,293,323.98 and 463,920.62 is: 695,863.21
Step by Step Solution
- Step 1: Write the proportion equation
1,528,921.58 : 2,293,323.98 = 463,920.62 : x - Step 2: Convert to fraction form
1,528,921.58/2,293,323.98 = 463,920.62/x - Step 3: Cross multiply
1,528,921.58x = 2,293,323.98 × 463,920.62 - Step 4: Simplify right side
1,528,921.58x = 1,063,920,268,876.24 - Step 5: Solve for x
x = 1,063,920,268,876.24/1,528,921.58 - Step 6: Final answer
x = 695,863.21
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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.