Finding the Fourth Proportional to 951,722.95, 1,313,425.79 and 522,043.06
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Solution
The fourth proportional to 951,722.95, 1,313,425.79 and 522,043.06 is: 720,445.82
Step by Step Solution
- Step 1: Write the proportion equation
951,722.95 : 1,313,425.79 = 522,043.06 : x - Step 2: Convert to fraction form
951,722.95/1,313,425.79 = 522,043.06/x - Step 3: Cross multiply
951,722.95x = 1,313,425.79 × 522,043.06 - Step 4: Simplify right side
951,722.95x = 685,664,818,494.52 - Step 5: Solve for x
x = 685,664,818,494.52/951,722.95 - Step 6: Final answer
x = 720,445.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.