Finding the Fourth Proportional to 1,678,580.36, 2,518,614.76 and 879,671.96
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Solution
The fourth proportional to 1,678,580.36, 2,518,614.76 and 879,671.96 is: 1,319,897.95
Step by Step Solution
- Step 1: Write the proportion equation
1,678,580.36 : 2,518,614.76 = 879,671.96 : x - Step 2: Convert to fraction form
1,678,580.36/2,518,614.76 = 879,671.96/x - Step 3: Cross multiply
1,678,580.36x = 2,518,614.76 × 879,671.96 - Step 4: Simplify right side
1,678,580.36x = 2,215,554,782,414.13 - Step 5: Solve for x
x = 2,215,554,782,414.13/1,678,580.36 - Step 6: Final answer
x = 1,319,897.95
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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.