Finding the Fourth Proportional to 1,260,359.65, 1,738,985.16 and 744,125.59
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Solution
The fourth proportional to 1,260,359.65, 1,738,985.16 and 744,125.59 is: 1,026,709.60
Step by Step Solution
- Step 1: Write the proportion equation
1,260,359.65 : 1,738,985.16 = 744,125.59 : x - Step 2: Convert to fraction form
1,260,359.65/1,738,985.16 = 744,125.59/x - Step 3: Cross multiply
1,260,359.65x = 1,738,985.16 × 744,125.59 - Step 4: Simplify right side
1,260,359.65x = 1,294,023,358,186.24 - Step 5: Solve for x
x = 1,294,023,358,186.24/1,260,359.65 - Step 6: Final answer
x = 1,026,709.60
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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.