Finding the Fourth Proportional to 1,575,469.84, 2,174,137.32 and 860,077.84
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Solution
The fourth proportional to 1,575,469.84, 2,174,137.32 and 860,077.84 is: 1,186,901.38
Step by Step Solution
- Step 1: Write the proportion equation
1,575,469.84 : 2,174,137.32 = 860,077.84 : x - Step 2: Convert to fraction form
1,575,469.84/2,174,137.32 = 860,077.84/x - Step 3: Cross multiply
1,575,469.84x = 2,174,137.32 × 860,077.84 - Step 4: Simplify right side
1,575,469.84x = 1,869,927,330,048.99 - Step 5: Solve for x
x = 1,869,927,330,048.99/1,575,469.84 - Step 6: Final answer
x = 1,186,901.38
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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.