Finding the Fourth Proportional to 1,249,446.92, 1,724,239.86 and 676,493.96
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Solution
The fourth proportional to 1,249,446.92, 1,724,239.86 and 676,493.96 is: 933,563.35
Step by Step Solution
- Step 1: Write the proportion equation
1,249,446.92 : 1,724,239.86 = 676,493.96 : x - Step 2: Convert to fraction form
1,249,446.92/1,724,239.86 = 676,493.96/x - Step 3: Cross multiply
1,249,446.92x = 1,724,239.86 × 676,493.96 - Step 4: Simplify right side
1,249,446.92x = 1,166,437,850,881.25 - Step 5: Solve for x
x = 1,166,437,850,881.25/1,249,446.92 - Step 6: Final answer
x = 933,563.35
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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.