Finding the Fourth Proportional to 1,546,145.16, 2,319,217.56 and 907,420.80
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Solution
The fourth proportional to 1,546,145.16, 2,319,217.56 and 907,420.80 is: 1,361,131.09
Step by Step Solution
- Step 1: Write the proportion equation
1,546,145.16 : 2,319,217.56 = 907,420.80 : x - Step 2: Convert to fraction form
1,546,145.16/2,319,217.56 = 907,420.80/x - Step 3: Cross multiply
1,546,145.16x = 2,319,217.56 × 907,420.80 - Step 4: Simplify right side
1,546,145.16x = 2,104,506,253,669.25 - Step 5: Solve for x
x = 2,104,506,253,669.25/1,546,145.16 - Step 6: Final answer
x = 1,361,131.09
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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.