Finding the Fourth Proportional to 2,083,576.08, 3,140,980.80 and 1,944,695.76
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Solution
The fourth proportional to 2,083,576.08, 3,140,980.80 and 1,944,695.76 is: 2,931,619.39
Step by Step Solution
- Step 1: Write the proportion equation
2,083,576.08 : 3,140,980.80 = 1,944,695.76 : x - Step 2: Convert to fraction form
2,083,576.08/3,140,980.80 = 1,944,695.76/x - Step 3: Cross multiply
2,083,576.08x = 3,140,980.80 × 1,944,695.76 - Step 4: Simplify right side
2,083,576.08x = 6,108,252,044,001.41 - Step 5: Solve for x
x = 6,108,252,044,001.41/2,083,576.08 - Step 6: Final answer
x = 2,931,619.39
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.