Finding the Fourth Proportional to 2,939,010.13, 4,056,430.73 and 1,698,673.13
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Solution
The fourth proportional to 2,939,010.13, 4,056,430.73 and 1,698,673.13 is: 2,344,513.83
Step by Step Solution
- Step 1: Write the proportion equation
2,939,010.13 : 4,056,430.73 = 1,698,673.13 : x - Step 2: Convert to fraction form
2,939,010.13/4,056,430.73 = 1,698,673.13/x - Step 3: Cross multiply
2,939,010.13x = 4,056,430.73 × 1,698,673.13 - Step 4: Simplify right side
2,939,010.13x = 6,890,549,884,757.28 - Step 5: Solve for x
x = 6,890,549,884,757.28/2,939,010.13 - Step 6: Final answer
x = 2,344,513.83
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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.