Finding the Fourth Proportional to 3,539,270.75, 5,308,925.57 and 879,878.75
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Solution
The fourth proportional to 3,539,270.75, 5,308,925.57 and 879,878.75 is: 1,319,822.96
Step by Step Solution
- Step 1: Write the proportion equation
3,539,270.75 : 5,308,925.57 = 879,878.75 : x - Step 2: Convert to fraction form
3,539,270.75/5,308,925.57 = 879,878.75/x - Step 3: Cross multiply
3,539,270.75x = 5,308,925.57 × 879,878.75 - Step 4: Simplify right side
3,539,270.75x = 4,671,210,789,975.24 - Step 5: Solve for x
x = 4,671,210,789,975.24/3,539,270.75 - Step 6: Final answer
x = 1,319,822.96
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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.