Finding the Fourth Proportional to 2,378,927.24, 3,282,921.81 and 1,291,198.49
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Solution
The fourth proportional to 2,378,927.24, 3,282,921.81 and 1,291,198.49 is: 1,781,855.12
Step by Step Solution
- Step 1: Write the proportion equation
2,378,927.24 : 3,282,921.81 = 1,291,198.49 : x - Step 2: Convert to fraction form
2,378,927.24/3,282,921.81 = 1,291,198.49/x - Step 3: Cross multiply
2,378,927.24x = 3,282,921.81 × 1,291,198.49 - Step 4: Simplify right side
2,378,927.24x = 4,238,903,683,860.07 - Step 5: Solve for x
x = 4,238,903,683,860.07/2,378,927.24 - Step 6: Final answer
x = 1,781,855.12
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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.