Finding the Fourth Proportional to 1,122,698.84, 1,685,247.08 and 483,319.04
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Solution
The fourth proportional to 1,122,698.84, 1,685,247.08 and 483,319.04 is: 725,494.65
Step by Step Solution
- Step 1: Write the proportion equation
1,122,698.84 : 1,685,247.08 = 483,319.04 : x - Step 2: Convert to fraction form
1,122,698.84/1,685,247.08 = 483,319.04/x - Step 3: Cross multiply
1,122,698.84x = 1,685,247.08 × 483,319.04 - Step 4: Simplify right side
1,122,698.84x = 814,512,000,868.40 - Step 5: Solve for x
x = 814,512,000,868.40/1,122,698.84 - Step 6: Final answer
x = 725,494.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.