Finding the Fourth Proportional to 2,115,959.63, 3,170,828.23 and 1,250,503.79
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Solution
The fourth proportional to 2,115,959.63, 3,170,828.23 and 1,250,503.79 is: 1,873,916.99
Step by Step Solution
- Step 1: Write the proportion equation
2,115,959.63 : 3,170,828.23 = 1,250,503.79 : x - Step 2: Convert to fraction form
2,115,959.63/3,170,828.23 = 1,250,503.79/x - Step 3: Cross multiply
2,115,959.63x = 3,170,828.23 × 1,250,503.79 - Step 4: Simplify right side
2,115,959.63x = 3,965,132,700,073.59 - Step 5: Solve for x
x = 3,965,132,700,073.59/2,115,959.63 - Step 6: Final answer
x = 1,873,916.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.