Finding the Fourth Proportional to 1,214,101.56, 1,675,473.71 and 670,237.62
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Solution
The fourth proportional to 1,214,101.56, 1,675,473.71 and 670,237.62 is: 924,935.40
Step by Step Solution
- Step 1: Write the proportion equation
1,214,101.56 : 1,675,473.71 = 670,237.62 : x - Step 2: Convert to fraction form
1,214,101.56/1,675,473.71 = 670,237.62/x - Step 3: Cross multiply
1,214,101.56x = 1,675,473.71 × 670,237.62 - Step 4: Simplify right side
1,214,101.56x = 1,122,965,508,411.78 - Step 5: Solve for x
x = 1,122,965,508,411.78/1,214,101.56 - Step 6: Final answer
x = 924,935.40
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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.