Finding the Fourth Proportional to 1,698,334.13, 2,343,706.70 and 923,964.74
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Solution
The fourth proportional to 1,698,334.13, 2,343,706.70 and 923,964.74 is: 1,275,074.38
Step by Step Solution
- Step 1: Write the proportion equation
1,698,334.13 : 2,343,706.70 = 923,964.74 : x - Step 2: Convert to fraction form
1,698,334.13/2,343,706.70 = 923,964.74/x - Step 3: Cross multiply
1,698,334.13x = 2,343,706.70 × 923,964.74 - Step 4: Simplify right side
1,698,334.13x = 2,165,502,335,363.40 - Step 5: Solve for x
x = 2,165,502,335,363.40/1,698,334.13 - Step 6: Final answer
x = 1,275,074.38
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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.