Finding the Fourth Proportional to 1,525,657.68, 2,105,420.04 and 846,605.52
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Solution
The fourth proportional to 1,525,657.68, 2,105,420.04 and 846,605.52 is: 1,168,322.52
Step by Step Solution
- Step 1: Write the proportion equation
1,525,657.68 : 2,105,420.04 = 846,605.52 : x - Step 2: Convert to fraction form
1,525,657.68/2,105,420.04 = 846,605.52/x - Step 3: Cross multiply
1,525,657.68x = 2,105,420.04 × 846,605.52 - Step 4: Simplify right side
1,525,657.68x = 1,782,460,227,782.62 - Step 5: Solve for x
x = 1,782,460,227,782.62/1,525,657.68 - Step 6: Final answer
x = 1,168,322.52
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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.