Finding the Fourth Proportional to 1,776,495.40, 2,452,364.26 and 1,132,780.84
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Solution
The fourth proportional to 1,776,495.40, 2,452,364.26 and 1,132,780.84 is: 1,563,748.07
Step by Step Solution
- Step 1: Write the proportion equation
1,776,495.40 : 2,452,364.26 = 1,132,780.84 : x - Step 2: Convert to fraction form
1,776,495.40/2,452,364.26 = 1,132,780.84/x - Step 3: Cross multiply
1,776,495.40x = 2,452,364.26 × 1,132,780.84 - Step 4: Simplify right side
1,776,495.40x = 2,777,991,246,428.78 - Step 5: Solve for x
x = 2,777,991,246,428.78/1,776,495.40 - Step 6: Final answer
x = 1,563,748.07
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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.