Finding the Fourth Proportional to 1,584,337.49, 2,186,347.24 and 905,230.25
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Solution
The fourth proportional to 1,584,337.49, 2,186,347.24 and 905,230.25 is: 1,249,195.75
Step by Step Solution
- Step 1: Write the proportion equation
1,584,337.49 : 2,186,347.24 = 905,230.25 : x - Step 2: Convert to fraction form
1,584,337.49/2,186,347.24 = 905,230.25/x - Step 3: Cross multiply
1,584,337.49x = 2,186,347.24 × 905,230.25 - Step 4: Simplify right side
1,584,337.49x = 1,979,147,658,652.01 - Step 5: Solve for x
x = 1,979,147,658,652.01/1,584,337.49 - Step 6: Final answer
x = 1,249,195.75
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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.