Finding the Fourth Proportional to 801,782.90, 1,202,895.80 and 713,652.26
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Solution
The fourth proportional to 801,782.90, 1,202,895.80 and 713,652.26 is: 1,070,675.50
Step by Step Solution
- Step 1: Write the proportion equation
801,782.90 : 1,202,895.80 = 713,652.26 : x - Step 2: Convert to fraction form
801,782.90/1,202,895.80 = 713,652.26/x - Step 3: Cross multiply
801,782.90x = 1,202,895.80 × 713,652.26 - Step 4: Simplify right side
801,782.90x = 858,449,306,214.51 - Step 5: Solve for x
x = 858,449,306,214.51/801,782.90 - Step 6: Final answer
x = 1,070,675.50
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1.5x scale
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.