Finding the Fourth Proportional to 1,106,292.30, 1,657,251.45 and 974,780.70
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Solution
The fourth proportional to 1,106,292.30, 1,657,251.45 and 974,780.70 is: 1,460,244.03
Step by Step Solution
- Step 1: Write the proportion equation
1,106,292.30 : 1,657,251.45 = 974,780.70 : x - Step 2: Convert to fraction form
1,106,292.30/1,657,251.45 = 974,780.70/x - Step 3: Cross multiply
1,106,292.30x = 1,657,251.45 × 974,780.70 - Step 4: Simplify right side
1,106,292.30x = 1,615,456,728,507.02 - Step 5: Solve for x
x = 1,615,456,728,507.02/1,106,292.30 - Step 6: Final answer
x = 1,460,244.03
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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.