Finding the Fourth Proportional to 1,354,201.50, 1,868,798.34 and 750,589.50
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Solution
The fourth proportional to 1,354,201.50, 1,868,798.34 and 750,589.50 is: 1,035,813.66
Step by Step Solution
- Step 1: Write the proportion equation
1,354,201.50 : 1,868,798.34 = 750,589.50 : x - Step 2: Convert to fraction form
1,354,201.50/1,868,798.34 = 750,589.50/x - Step 3: Cross multiply
1,354,201.50x = 1,868,798.34 × 750,589.50 - Step 4: Simplify right side
1,354,201.50x = 1,402,700,411,621.43 - Step 5: Solve for x
x = 1,402,700,411,621.43/1,354,201.50 - Step 6: Final answer
x = 1,035,813.66
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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.