Finding the Fourth Proportional to 5,735,822.70, 7,915,536.63 and 3,122,402.34
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Solution
The fourth proportional to 5,735,822.70, 7,915,536.63 and 3,122,402.34 is: 4,308,970.38
Step by Step Solution
- Step 1: Write the proportion equation
5,735,822.70 : 7,915,536.63 = 3,122,402.34 : x - Step 2: Convert to fraction form
5,735,822.70/7,915,536.63 = 3,122,402.34/x - Step 3: Cross multiply
5,735,822.70x = 7,915,536.63 × 3,122,402.34 - Step 4: Simplify right side
5,735,822.70x = 24,715,490,095,867.71 - Step 5: Solve for x
x = 24,715,490,095,867.71/5,735,822.70 - Step 6: Final answer
x = 4,308,970.38
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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.