Finding the Fourth Proportional to 1,660,869.70, 2,292,000.18 and 896,923.21
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Solution
The fourth proportional to 1,660,869.70, 2,292,000.18 and 896,923.21 is: 1,237,754.03
Step by Step Solution
- Step 1: Write the proportion equation
1,660,869.70 : 2,292,000.18 = 896,923.21 : x - Step 2: Convert to fraction form
1,660,869.70/2,292,000.18 = 896,923.21/x - Step 3: Cross multiply
1,660,869.70x = 2,292,000.18 × 896,923.21 - Step 4: Simplify right side
1,660,869.70x = 2,055,748,158,766.18 - Step 5: Solve for x
x = 2,055,748,158,766.18/1,660,869.70 - Step 6: Final answer
x = 1,237,754.03
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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.