Finding the Fourth Proportional to 1,817,538.30, 2,726,307.48 and 555,354.99
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Solution
The fourth proportional to 1,817,538.30, 2,726,307.48 and 555,354.99 is: 833,032.49
Step by Step Solution
- Step 1: Write the proportion equation
1,817,538.30 : 2,726,307.48 = 555,354.99 : x - Step 2: Convert to fraction form
1,817,538.30/2,726,307.48 = 555,354.99/x - Step 3: Cross multiply
1,817,538.30x = 2,726,307.48 × 555,354.99 - Step 4: Simplify right side
1,817,538.30x = 1,514,068,463,292.33 - Step 5: Solve for x
x = 1,514,068,463,292.33/1,817,538.30 - Step 6: Final answer
x = 833,032.49
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1.5x scale
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.