Finding the Fourth Proportional to 3,572,283.80, 4,929,637.92 and 2,044,358.12
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Solution
The fourth proportional to 3,572,283.80, 4,929,637.92 and 2,044,358.12 is: 2,821,149.12
Step by Step Solution
- Step 1: Write the proportion equation
3,572,283.80 : 4,929,637.92 = 2,044,358.12 : x - Step 2: Convert to fraction form
3,572,283.80/4,929,637.92 = 2,044,358.12/x - Step 3: Cross multiply
3,572,283.80x = 4,929,637.92 × 2,044,358.12 - Step 4: Simplify right side
3,572,283.80x = 10,077,945,310,411.91 - Step 5: Solve for x
x = 10,077,945,310,411.91/3,572,283.80 - Step 6: Final answer
x = 2,821,149.12
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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.