Finding the Fourth Proportional to 1,865,910.44, 2,575,750.91 and 1,254,417.87
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Solution
The fourth proportional to 1,865,910.44, 2,575,750.91 and 1,254,417.87 is: 1,731,630.79
Step by Step Solution
- Step 1: Write the proportion equation
1,865,910.44 : 2,575,750.91 = 1,254,417.87 : x - Step 2: Convert to fraction form
1,865,910.44/2,575,750.91 = 1,254,417.87/x - Step 3: Cross multiply
1,865,910.44x = 2,575,750.91 × 1,254,417.87 - Step 4: Simplify right side
1,865,910.44x = 3,231,067,970,172.76 - Step 5: Solve for x
x = 3,231,067,970,172.76/1,865,910.44 - Step 6: Final answer
x = 1,731,630.79
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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.