Finding the Fourth Proportional to 1,574,709.21, 2,358,512.54 and 731,486.49
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Solution
The fourth proportional to 1,574,709.21, 2,358,512.54 and 731,486.49 is: 1,095,580.09
Step by Step Solution
- Step 1: Write the proportion equation
1,574,709.21 : 2,358,512.54 = 731,486.49 : x - Step 2: Convert to fraction form
1,574,709.21/2,358,512.54 = 731,486.49/x - Step 3: Cross multiply
1,574,709.21x = 2,358,512.54 × 731,486.49 - Step 4: Simplify right side
1,574,709.21x = 1,725,220,055,848.15 - Step 5: Solve for x
x = 1,725,220,055,848.15/1,574,709.21 - Step 6: Final answer
x = 1,095,580.09
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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.