Finding the Fourth Proportional to 1,212,505.08, 1,673,246.88 and 668,663.52
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Solution
The fourth proportional to 1,212,505.08, 1,673,246.88 and 668,663.52 is: 922,750.07
Step by Step Solution
- Step 1: Write the proportion equation
1,212,505.08 : 1,673,246.88 = 668,663.52 : x - Step 2: Convert to fraction form
1,212,505.08/1,673,246.88 = 668,663.52/x - Step 3: Cross multiply
1,212,505.08x = 1,673,246.88 × 668,663.52 - Step 4: Simplify right side
1,212,505.08x = 1,118,839,148,609.82 - Step 5: Solve for x
x = 1,118,839,148,609.82/1,212,505.08 - Step 6: Final answer
x = 922,750.07
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.