Finding the Fourth Proportional to 1,765,477.98, 2,649,840.60 and 1,368,668.70
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Solution
The fourth proportional to 1,765,477.98, 2,649,840.60 and 1,368,668.70 is: 2,054,261.75
Step by Step Solution
- Step 1: Write the proportion equation
1,765,477.98 : 2,649,840.60 = 1,368,668.70 : x - Step 2: Convert to fraction form
1,765,477.98/2,649,840.60 = 1,368,668.70/x - Step 3: Cross multiply
1,765,477.98x = 2,649,840.60 × 1,368,668.70 - Step 4: Simplify right side
1,765,477.98x = 3,626,753,889,209.22 - Step 5: Solve for x
x = 3,626,753,889,209.22/1,765,477.98 - Step 6: Final answer
x = 2,054,261.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.