Finding the Fourth Proportional to 4,724,414.47, 6,516,211.16 and 3,562,909.68
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Solution
The fourth proportional to 4,724,414.47, 6,516,211.16 and 3,562,909.68 is: 4,914,190.31
Step by Step Solution
- Step 1: Write the proportion equation
4,724,414.47 : 6,516,211.16 = 3,562,909.68 : x - Step 2: Convert to fraction form
4,724,414.47/6,516,211.16 = 3,562,909.68/x - Step 3: Cross multiply
4,724,414.47x = 6,516,211.16 × 3,562,909.68 - Step 4: Simplify right side
4,724,414.47x = 23,216,671,818,888.03 - Step 5: Solve for x
x = 23,216,671,818,888.03/4,724,414.47 - Step 6: Final answer
x = 4,914,190.31
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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.