Finding the Fourth Proportional to 1,776,643.10, 2,451,782.14 and 1,012,745.87
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Solution
The fourth proportional to 1,776,643.10, 2,451,782.14 and 1,012,745.87 is: 1,397,597.65
Step by Step Solution
- Step 1: Write the proportion equation
1,776,643.10 : 2,451,782.14 = 1,012,745.87 : x - Step 2: Convert to fraction form
1,776,643.10/2,451,782.14 = 1,012,745.87/x - Step 3: Cross multiply
1,776,643.10x = 2,451,782.14 × 1,012,745.87 - Step 4: Simplify right side
1,776,643.10x = 2,483,032,221,633.99 - Step 5: Solve for x
x = 2,483,032,221,633.99/1,776,643.10 - Step 6: Final answer
x = 1,397,597.65
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.