Finding the Fourth Proportional to 1,254,607.76, 1,731,393.96 and 738,398
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Solution
The fourth proportional to 1,254,607.76, 1,731,393.96 and 738,398 is: 1,019,009.99
Step by Step Solution
- Step 1: Write the proportion equation
1,254,607.76 : 1,731,393.96 = 738,398 : x - Step 2: Convert to fraction form
1,254,607.76/1,731,393.96 = 738,398/x - Step 3: Cross multiply
1,254,607.76x = 1,731,393.96 × 738,398 - Step 4: Simplify right side
1,254,607.76x = 1,278,457,837,276.08 - Step 5: Solve for x
x = 1,278,457,837,276.08/1,254,607.76 - Step 6: Final answer
x = 1,019,009.99
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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.