Finding the Fourth Proportional to 1,566,149.72, 2,160,772.62 and 877,721
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Solution
The fourth proportional to 1,566,149.72, 2,160,772.62 and 877,721 is: 1,210,966.92
Step by Step Solution
- Step 1: Write the proportion equation
1,566,149.72 : 2,160,772.62 = 877,721 : x - Step 2: Convert to fraction form
1,566,149.72/2,160,772.62 = 877,721/x - Step 3: Cross multiply
1,566,149.72x = 2,160,772.62 × 877,721 - Step 4: Simplify right side
1,566,149.72x = 1,896,555,504,799.02 - Step 5: Solve for x
x = 1,896,555,504,799.02/1,566,149.72 - Step 6: Final answer
x = 1,210,966.92
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.