Finding the Fourth Proportional to 1,215,246.24, 1,677,010.32 and 671,434.08
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Solution
The fourth proportional to 1,215,246.24, 1,677,010.32 and 671,434.08 is: 926,562.74
Step by Step Solution
- Step 1: Write the proportion equation
1,215,246.24 : 1,677,010.32 = 671,434.08 : x - Step 2: Convert to fraction form
1,215,246.24/1,677,010.32 = 671,434.08/x - Step 3: Cross multiply
1,215,246.24x = 1,677,010.32 × 671,434.08 - Step 4: Simplify right side
1,215,246.24x = 1,126,001,881,359.71 - Step 5: Solve for x
x = 1,126,001,881,359.71/1,215,246.24 - Step 6: Final answer
x = 926,562.74
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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.