Finding the Fourth Proportional to 1,149,740.24, 1,724,530.14 and 429,945.08
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Solution
The fourth proportional to 1,149,740.24, 1,724,530.14 and 429,945.08 is: 644,887.62
Step by Step Solution
- Step 1: Write the proportion equation
1,149,740.24 : 1,724,530.14 = 429,945.08 : x - Step 2: Convert to fraction form
1,149,740.24/1,724,530.14 = 429,945.08/x - Step 3: Cross multiply
1,149,740.24x = 1,724,530.14 × 429,945.08 - Step 4: Simplify right side
1,149,740.24x = 741,453,249,004.71 - Step 5: Solve for x
x = 741,453,249,004.71/1,149,740.24 - Step 6: Final answer
x = 644,887.62
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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.