Finding the Fourth Proportional to 1,393,147.08, 2,090,652.66 and 506,683.08
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Solution
The fourth proportional to 1,393,147.08, 2,090,652.66 and 506,683.08 is: 760,363.60
Step by Step Solution
- Step 1: Write the proportion equation
1,393,147.08 : 2,090,652.66 = 506,683.08 : x - Step 2: Convert to fraction form
1,393,147.08/2,090,652.66 = 506,683.08/x - Step 3: Cross multiply
1,393,147.08x = 2,090,652.66 × 506,683.08 - Step 4: Simplify right side
1,393,147.08x = 1,059,298,328,978.99 - Step 5: Solve for x
x = 1,059,298,328,978.99/1,393,147.08 - Step 6: Final answer
x = 760,363.60
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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.