Finding the Fourth Proportional to 4,686,256.29, 6,467,631.96 and 2,621,386.56
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Solution
The fourth proportional to 4,686,256.29, 6,467,631.96 and 2,621,386.56 is: 3,617,848.12
Step by Step Solution
- Step 1: Write the proportion equation
4,686,256.29 : 6,467,631.96 = 2,621,386.56 : x - Step 2: Convert to fraction form
4,686,256.29/6,467,631.96 = 2,621,386.56/x - Step 3: Cross multiply
4,686,256.29x = 6,467,631.96 × 2,621,386.56 - Step 4: Simplify right side
4,686,256.29x = 16,954,163,494,970.46 - Step 5: Solve for x
x = 16,954,163,494,970.46/4,686,256.29 - Step 6: Final answer
x = 3,617,848.12
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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.