Finding the Fourth Proportional to 1,226,090.76, 1,837,943.34 and 586,228.20
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Solution
The fourth proportional to 1,226,090.76, 1,837,943.34 and 586,228.20 is: 878,771.99
Step by Step Solution
- Step 1: Write the proportion equation
1,226,090.76 : 1,837,943.34 = 586,228.20 : x - Step 2: Convert to fraction form
1,226,090.76/1,837,943.34 = 586,228.20/x - Step 3: Cross multiply
1,226,090.76x = 1,837,943.34 × 586,228.20 - Step 4: Simplify right side
1,226,090.76x = 1,077,454,215,910.19 - Step 5: Solve for x
x = 1,077,454,215,910.19/1,226,090.76 - Step 6: Final answer
x = 878,771.99
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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.