Finding the Fourth Proportional to 969,452.74, 1,337,841.93 and 539,721.82
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Solution
The fourth proportional to 969,452.74, 1,337,841.93 and 539,721.82 is: 744,814.52
Step by Step Solution
- Step 1: Write the proportion equation
969,452.74 : 1,337,841.93 = 539,721.82 : x - Step 2: Convert to fraction form
969,452.74/1,337,841.93 = 539,721.82/x - Step 3: Cross multiply
969,452.74x = 1,337,841.93 × 539,721.82 - Step 4: Simplify right side
969,452.74x = 722,062,481,331.91 - Step 5: Solve for x
x = 722,062,481,331.91/969,452.74 - Step 6: Final answer
x = 744,814.52
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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.