Finding the Fourth Proportional to 1,445,048.79, 2,167,877.34 and 546,470.43
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Solution
The fourth proportional to 1,445,048.79, 2,167,877.34 and 546,470.43 is: 819,820.67
Step by Step Solution
- Step 1: Write the proportion equation
1,445,048.79 : 2,167,877.34 = 546,470.43 : x - Step 2: Convert to fraction form
1,445,048.79/2,167,877.34 = 546,470.43/x - Step 3: Cross multiply
1,445,048.79x = 2,167,877.34 × 546,470.43 - Step 4: Simplify right side
1,445,048.79x = 1,184,680,862,177.06 - Step 5: Solve for x
x = 1,184,680,862,177.06/1,445,048.79 - Step 6: Final answer
x = 819,820.67
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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.