Finding the Fourth Proportional to 1,053,655.62, 1,454,048.46 and 570,220.62
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Solution
The fourth proportional to 1,053,655.62, 1,454,048.46 and 570,220.62 is: 786,906.46
Step by Step Solution
- Step 1: Write the proportion equation
1,053,655.62 : 1,454,048.46 = 570,220.62 : x - Step 2: Convert to fraction form
1,053,655.62/1,454,048.46 = 570,220.62/x - Step 3: Cross multiply
1,053,655.62x = 1,454,048.46 × 570,220.62 - Step 4: Simplify right side
1,053,655.62x = 829,128,414,371.25 - Step 5: Solve for x
x = 829,128,414,371.25/1,053,655.62 - Step 6: Final answer
x = 786,906.46
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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.