Finding the Fourth Proportional to 4,655,643.73, 6,421,148.67 and 3,024,576.63
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Solution
The fourth proportional to 4,655,643.73, 6,421,148.67 and 3,024,576.63 is: 4,171,551.19
Step by Step Solution
- Step 1: Write the proportion equation
4,655,643.73 : 6,421,148.67 = 3,024,576.63 : x - Step 2: Convert to fraction form
4,655,643.73/6,421,148.67 = 3,024,576.63/x - Step 3: Cross multiply
4,655,643.73x = 6,421,148.67 × 3,024,576.63 - Step 4: Simplify right side
4,655,643.73x = 19,421,256,172,800.39 - Step 5: Solve for x
x = 19,421,256,172,800.39/4,655,643.73 - Step 6: Final answer
x = 4,171,551.19
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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.