Finding the Fourth Proportional to 2,281,822.76, 3,417,813.66 and 2,147,675.42
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Solution
The fourth proportional to 2,281,822.76, 3,417,813.66 and 2,147,675.42 is: 3,216,881.92
Step by Step Solution
- Step 1: Write the proportion equation
2,281,822.76 : 3,417,813.66 = 2,147,675.42 : x - Step 2: Convert to fraction form
2,281,822.76/3,417,813.66 = 2,147,675.42/x - Step 3: Cross multiply
2,281,822.76x = 3,417,813.66 × 2,147,675.42 - Step 4: Simplify right side
2,281,822.76x = 7,340,354,387,722.24 - Step 5: Solve for x
x = 7,340,354,387,722.24/2,281,822.76 - Step 6: Final answer
x = 3,216,881.92
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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.