Finding the Fourth Proportional to 1,545,780.96, 2,319,338.88 and 836,308.44
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Solution
The fourth proportional to 1,545,780.96, 2,319,338.88 and 836,308.44 is: 1,254,823.76
Step by Step Solution
- Step 1: Write the proportion equation
1,545,780.96 : 2,319,338.88 = 836,308.44 : x - Step 2: Convert to fraction form
1,545,780.96/2,319,338.88 = 836,308.44/x - Step 3: Cross multiply
1,545,780.96x = 2,319,338.88 × 836,308.44 - Step 4: Simplify right side
1,545,780.96x = 1,939,682,680,564.15 - Step 5: Solve for x
x = 1,939,682,680,564.15/1,545,780.96 - Step 6: Final answer
x = 1,254,823.76
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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.