Finding the Fourth Proportional to 1,416,953.08, 2,125,843.80 and 457,386.40
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Solution
The fourth proportional to 1,416,953.08, 2,125,843.80 and 457,386.40 is: 686,213.30
Step by Step Solution
- Step 1: Write the proportion equation
1,416,953.08 : 2,125,843.80 = 457,386.40 : x - Step 2: Convert to fraction form
1,416,953.08/2,125,843.80 = 457,386.40/x - Step 3: Cross multiply
1,416,953.08x = 2,125,843.80 × 457,386.40 - Step 4: Simplify right side
1,416,953.08x = 972,332,042,644.32 - Step 5: Solve for x
x = 972,332,042,644.32/1,416,953.08 - Step 6: Final answer
x = 686,213.30
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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.