Finding the Fourth Proportional to 1,613,809.95, 2,420,890.29 and 603,415.95
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Solution
The fourth proportional to 1,613,809.95, 2,420,890.29 and 603,415.95 is: 905,189.50
Step by Step Solution
- Step 1: Write the proportion equation
1,613,809.95 : 2,420,890.29 = 603,415.95 : x - Step 2: Convert to fraction form
1,613,809.95/2,420,890.29 = 603,415.95/x - Step 3: Cross multiply
1,613,809.95x = 2,420,890.29 × 603,415.95 - Step 4: Simplify right side
1,613,809.95x = 1,460,803,814,186.13 - Step 5: Solve for x
x = 1,460,803,814,186.13/1,613,809.95 - Step 6: Final answer
x = 905,189.50
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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.