Finding the Fourth Proportional to 2,686,410.48, 3,707,312.94 and 1,462,783.08
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Solution
The fourth proportional to 2,686,410.48, 3,707,312.94 and 1,462,783.08 is: 2,018,676.85
Step by Step Solution
- Step 1: Write the proportion equation
2,686,410.48 : 3,707,312.94 = 1,462,783.08 : x - Step 2: Convert to fraction form
2,686,410.48/3,707,312.94 = 1,462,783.08/x - Step 3: Cross multiply
2,686,410.48x = 3,707,312.94 × 1,462,783.08 - Step 4: Simplify right side
2,686,410.48x = 5,422,994,640,897.06 - Step 5: Solve for x
x = 5,422,994,640,897.06/2,686,410.48 - Step 6: Final answer
x = 2,018,676.85
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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.