Finding the Fourth Proportional to 1,574,013.74, 2,361,020.64 and 436,776.32
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Solution
The fourth proportional to 1,574,013.74, 2,361,020.64 and 436,776.32 is: 655,164.49
Step by Step Solution
- Step 1: Write the proportion equation
1,574,013.74 : 2,361,020.64 = 436,776.32 : x - Step 2: Convert to fraction form
1,574,013.74/2,361,020.64 = 436,776.32/x - Step 3: Cross multiply
1,574,013.74x = 2,361,020.64 × 436,776.32 - Step 4: Simplify right side
1,574,013.74x = 1,031,237,906,583.24 - Step 5: Solve for x
x = 1,031,237,906,583.24/1,574,013.74 - Step 6: Final answer
x = 655,164.49
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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.