Finding the Fourth Proportional to 1,680,952.48, 2,319,663.36 and 945,947.68
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Solution
The fourth proportional to 1,680,952.48, 2,319,663.36 and 945,947.68 is: 1,305,379.06
Step by Step Solution
- Step 1: Write the proportion equation
1,680,952.48 : 2,319,663.36 = 945,947.68 : x - Step 2: Convert to fraction form
1,680,952.48/2,319,663.36 = 945,947.68/x - Step 3: Cross multiply
1,680,952.48x = 2,319,663.36 × 945,947.68 - Step 4: Simplify right side
1,680,952.48x = 2,194,280,173,773.01 - Step 5: Solve for x
x = 2,194,280,173,773.01/1,680,952.48 - Step 6: Final answer
x = 1,305,379.06
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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.