Finding the Fourth Proportional to 1,727,207.60, 2,590,811.40 and 605,130.80
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Solution
The fourth proportional to 1,727,207.60, 2,590,811.40 and 605,130.80 is: 907,696.20
Step by Step Solution
- Step 1: Write the proportion equation
1,727,207.60 : 2,590,811.40 = 605,130.80 : x - Step 2: Convert to fraction form
1,727,207.60/2,590,811.40 = 605,130.80/x - Step 3: Cross multiply
1,727,207.60x = 2,590,811.40 × 605,130.80 - Step 4: Simplify right side
1,727,207.60x = 1,567,779,775,131.12 - Step 5: Solve for x
x = 1,567,779,775,131.12/1,727,207.60 - Step 6: Final answer
x = 907,696.20
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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.