Finding the Fourth Proportional to 1,220,730.02, 1,830,467.63 and 716,285.48
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Solution
The fourth proportional to 1,220,730.02, 1,830,467.63 and 716,285.48 is: 1,074,060.09
Step by Step Solution
- Step 1: Write the proportion equation
1,220,730.02 : 1,830,467.63 = 716,285.48 : x - Step 2: Convert to fraction form
1,220,730.02/1,830,467.63 = 716,285.48/x - Step 3: Cross multiply
1,220,730.02x = 1,830,467.63 × 716,285.48 - Step 4: Simplify right side
1,220,730.02x = 1,311,137,384,891.97 - Step 5: Solve for x
x = 1,311,137,384,891.97/1,220,730.02 - Step 6: Final answer
x = 1,074,060.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.