Finding the Fourth Proportional to 1,724,402.92, 2,379,460.36 and 999,237.40
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Solution
The fourth proportional to 1,724,402.92, 2,379,460.36 and 999,237.40 is: 1,378,822.64
Step by Step Solution
- Step 1: Write the proportion equation
1,724,402.92 : 2,379,460.36 = 999,237.40 : x - Step 2: Convert to fraction form
1,724,402.92/2,379,460.36 = 999,237.40/x - Step 3: Cross multiply
1,724,402.92x = 2,379,460.36 × 999,237.40 - Step 4: Simplify right side
1,724,402.92x = 2,377,645,783,529.46 - Step 5: Solve for x
x = 2,377,645,783,529.46/1,724,402.92 - Step 6: Final answer
x = 1,378,822.64
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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.