Finding the Fourth Proportional to 1,636,234.47, 2,454,519.63 and 626,206.05
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Solution
The fourth proportional to 1,636,234.47, 2,454,519.63 and 626,206.05 is: 939,373.34
Step by Step Solution
- Step 1: Write the proportion equation
1,636,234.47 : 2,454,519.63 = 626,206.05 : x - Step 2: Convert to fraction form
1,636,234.47/2,454,519.63 = 626,206.05/x - Step 3: Cross multiply
1,636,234.47x = 2,454,519.63 × 626,206.05 - Step 4: Simplify right side
1,636,234.47x = 1,537,035,042,149.76 - Step 5: Solve for x
x = 1,537,035,042,149.76/1,636,234.47 - Step 6: Final answer
x = 939,373.34
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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.