Finding the Fourth Proportional to 1,574,713.21, 2,358,518.53 and 731,490.49
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Solution
The fourth proportional to 1,574,713.21, 2,358,518.53 and 731,490.49 is: 1,095,586.08
Step by Step Solution
- Step 1: Write the proportion equation
1,574,713.21 : 2,358,518.53 = 731,490.49 : x - Step 2: Convert to fraction form
1,574,713.21/2,358,518.53 = 731,490.49/x - Step 3: Cross multiply
1,574,713.21x = 2,358,518.53 × 731,490.49 - Step 4: Simplify right side
1,574,713.21x = 1,725,233,875,183.78 - Step 5: Solve for x
x = 1,725,233,875,183.78/1,574,713.21 - Step 6: Final answer
x = 1,095,586.08
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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.