Finding the Fourth Proportional to 2,276,869.86, 3,141,776.79 and 1,462,177.08
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Solution
The fourth proportional to 2,276,869.86, 3,141,776.79 and 1,462,177.08 is: 2,017,609.39
Step by Step Solution
- Step 1: Write the proportion equation
2,276,869.86 : 3,141,776.79 = 1,462,177.08 : x - Step 2: Convert to fraction form
2,276,869.86/3,141,776.79 = 1,462,177.08/x - Step 3: Cross multiply
2,276,869.86x = 3,141,776.79 × 1,462,177.08 - Step 4: Simplify right side
2,276,869.86x = 4,593,834,012,813.97 - Step 5: Solve for x
x = 4,593,834,012,813.97/2,276,869.86 - Step 6: Final answer
x = 2,017,609.39
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.