Finding the Fourth Proportional to 1,789,156.36, 2,468,979.48 and 973,339.12
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Solution
The fourth proportional to 1,789,156.36, 2,468,979.48 and 973,339.12 is: 1,343,177.36
Step by Step Solution
- Step 1: Write the proportion equation
1,789,156.36 : 2,468,979.48 = 973,339.12 : x - Step 2: Convert to fraction form
1,789,156.36/2,468,979.48 = 973,339.12/x - Step 3: Cross multiply
1,789,156.36x = 2,468,979.48 × 973,339.12 - Step 4: Simplify right side
1,789,156.36x = 2,403,154,314,361.26 - Step 5: Solve for x
x = 2,403,154,314,361.26/1,789,156.36 - Step 6: Final answer
x = 1,343,177.36
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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.