Finding the Fourth Proportional to 1,221,710.94, 1,833,110.73 and 473,815.26
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Solution
The fourth proportional to 1,221,710.94, 1,833,110.73 and 473,815.26 is: 710,933.99
Step by Step Solution
- Step 1: Write the proportion equation
1,221,710.94 : 1,833,110.73 = 473,815.26 : x - Step 2: Convert to fraction form
1,221,710.94/1,833,110.73 = 473,815.26/x - Step 3: Cross multiply
1,221,710.94x = 1,833,110.73 × 473,815.26 - Step 4: Simplify right side
1,221,710.94x = 868,555,837,143.74 - Step 5: Solve for x
x = 868,555,837,143.74/1,221,710.94 - Step 6: Final answer
x = 710,933.99
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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.