Finding the Fourth Proportional to 1,420,292.02, 2,130,737.60 and 460,673.10
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Solution
The fourth proportional to 1,420,292.02, 2,130,737.60 and 460,673.10 is: 691,106.81
Step by Step Solution
- Step 1: Write the proportion equation
1,420,292.02 : 2,130,737.60 = 460,673.10 : x - Step 2: Convert to fraction form
1,420,292.02/2,130,737.60 = 460,673.10/x - Step 3: Cross multiply
1,420,292.02x = 2,130,737.60 × 460,673.10 - Step 4: Simplify right side
1,420,292.02x = 981,573,484,824.87 - Step 5: Solve for x
x = 981,573,484,824.87/1,420,292.02 - Step 6: Final answer
x = 691,106.81
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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.