Finding the Fourth Proportional to 1,833,190.74, 2,530,107.28 and 1,069,244.28
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Solution
The fourth proportional to 1,833,190.74, 2,530,107.28 and 1,069,244.28 is: 1,475,734.45
Step by Step Solution
- Step 1: Write the proportion equation
1,833,190.74 : 2,530,107.28 = 1,069,244.28 : x - Step 2: Convert to fraction form
1,833,190.74/2,530,107.28 = 1,069,244.28/x - Step 3: Cross multiply
1,833,190.74x = 2,530,107.28 × 1,069,244.28 - Step 4: Simplify right side
1,833,190.74x = 2,705,302,736,926.36 - Step 5: Solve for x
x = 2,705,302,736,926.36/1,833,190.74 - Step 6: Final answer
x = 1,475,734.45
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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.