Finding the Fourth Proportional to 937,811.92, 1,294,181.72 and 508,092.08
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Solution
The fourth proportional to 937,811.92, 1,294,181.72 and 508,092.08 is: 701,167.76
Step by Step Solution
- Step 1: Write the proportion equation
937,811.92 : 1,294,181.72 = 508,092.08 : x - Step 2: Convert to fraction form
937,811.92/1,294,181.72 = 508,092.08/x - Step 3: Cross multiply
937,811.92x = 1,294,181.72 × 508,092.08 - Step 4: Simplify right side
937,811.92x = 657,563,482,012.78 - Step 5: Solve for x
x = 657,563,482,012.78/937,811.92 - Step 6: Final answer
x = 701,167.76
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.