Finding the Fourth Proportional to 1,873,088.92, 2,584,869.06 and 1,013,648.92
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Solution
The fourth proportional to 1,873,088.92, 2,584,869.06 and 1,013,648.92 is: 1,398,838.95
Step by Step Solution
- Step 1: Write the proportion equation
1,873,088.92 : 2,584,869.06 = 1,013,648.92 : x - Step 2: Convert to fraction form
1,873,088.92/2,584,869.06 = 1,013,648.92/x - Step 3: Cross multiply
1,873,088.92x = 2,584,869.06 × 1,013,648.92 - Step 4: Simplify right side
1,873,088.92x = 2,620,149,731,010.42 - Step 5: Solve for x
x = 2,620,149,731,010.42/1,873,088.92 - Step 6: Final answer
x = 1,398,838.95
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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.