Finding the Fourth Proportional to 1,502,544.99, 2,252,815.92 and 781,113.63
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Solution
The fourth proportional to 1,502,544.99, 2,252,815.92 and 781,113.63 is: 1,171,149.77
Step by Step Solution
- Step 1: Write the proportion equation
1,502,544.99 : 2,252,815.92 = 781,113.63 : x - Step 2: Convert to fraction form
1,502,544.99/2,252,815.92 = 781,113.63/x - Step 3: Cross multiply
1,502,544.99x = 2,252,815.92 × 781,113.63 - Step 4: Simplify right side
1,502,544.99x = 1,759,705,220,992.99 - Step 5: Solve for x
x = 1,759,705,220,992.99/1,502,544.99 - Step 6: Final answer
x = 1,171,149.77
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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.