Finding the Fourth Proportional to 1,308,598.68, 1,805,873.76 and 735,633.84
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Solution
The fourth proportional to 1,308,598.68, 1,805,873.76 and 735,633.84 is: 1,015,178.96
Step by Step Solution
- Step 1: Write the proportion equation
1,308,598.68 : 1,805,873.76 = 735,633.84 : x - Step 2: Convert to fraction form
1,308,598.68/1,805,873.76 = 735,633.84/x - Step 3: Cross multiply
1,308,598.68x = 1,805,873.76 × 735,633.84 - Step 4: Simplify right side
1,308,598.68x = 1,328,461,848,624.04 - Step 5: Solve for x
x = 1,328,461,848,624.04/1,308,598.68 - Step 6: Final answer
x = 1,015,178.96
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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.