Finding the Fourth Proportional to 4,846,864.59, 6,689,057.71 and 2,671,794.68
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Solution
The fourth proportional to 4,846,864.59, 6,689,057.71 and 2,671,794.68 is: 3,687,288.65
Step by Step Solution
- Step 1: Write the proportion equation
4,846,864.59 : 6,689,057.71 = 2,671,794.68 : x - Step 2: Convert to fraction form
4,846,864.59/6,689,057.71 = 2,671,794.68/x - Step 3: Cross multiply
4,846,864.59x = 6,689,057.71 × 2,671,794.68 - Step 4: Simplify right side
4,846,864.59x = 17,871,788,803,790.98 - Step 5: Solve for x
x = 17,871,788,803,790.98/4,846,864.59 - Step 6: Final answer
x = 3,687,288.65
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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.