Finding the Fourth Proportional to 1,293,299.06, 1,784,753.24 and 749,749.98
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Solution
The fourth proportional to 1,293,299.06, 1,784,753.24 and 749,749.98 is: 1,034,655.28
Step by Step Solution
- Step 1: Write the proportion equation
1,293,299.06 : 1,784,753.24 = 749,749.98 : x - Step 2: Convert to fraction form
1,293,299.06/1,784,753.24 = 749,749.98/x - Step 3: Cross multiply
1,293,299.06x = 1,784,753.24 × 749,749.98 - Step 4: Simplify right side
1,293,299.06x = 1,338,118,702,246.19 - Step 5: Solve for x
x = 1,338,118,702,246.19/1,293,299.06 - Step 6: Final answer
x = 1,034,655.28
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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.