Finding the Fourth Proportional to 1,452,529.60, 2,176,202.40 and 702,923.20
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Solution
The fourth proportional to 1,452,529.60, 2,176,202.40 and 702,923.20 is: 1,053,130.45
Step by Step Solution
- Step 1: Write the proportion equation
1,452,529.60 : 2,176,202.40 = 702,923.20 : x - Step 2: Convert to fraction form
1,452,529.60/2,176,202.40 = 702,923.20/x - Step 3: Cross multiply
1,452,529.60x = 2,176,202.40 × 702,923.20 - Step 4: Simplify right side
1,452,529.60x = 1,529,703,154,855.68 - Step 5: Solve for x
x = 1,529,703,154,855.68/1,452,529.60 - Step 6: Final answer
x = 1,053,130.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.