Finding the Fourth Proportional to 2,044,441.91, 2,819,416.14 and 1,615,746.17
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Solution
The fourth proportional to 2,044,441.91, 2,819,416.14 and 1,615,746.17 is: 2,228,217.30
Step by Step Solution
- Step 1: Write the proportion equation
2,044,441.91 : 2,819,416.14 = 1,615,746.17 : x - Step 2: Convert to fraction form
2,044,441.91/2,819,416.14 = 1,615,746.17/x - Step 3: Cross multiply
2,044,441.91x = 2,819,416.14 × 1,615,746.17 - Step 4: Simplify right side
2,044,441.91x = 4,555,460,829,841.18 - Step 5: Solve for x
x = 4,555,460,829,841.18/2,044,441.91 - Step 6: Final answer
x = 2,228,217.30
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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.