Finding the Fourth Proportional to 2,636,755.65, 3,639,291.94 and 1,604,595.99
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Solution
The fourth proportional to 2,636,755.65, 3,639,291.94 and 1,604,595.99 is: 2,214,688.82
Step by Step Solution
- Step 1: Write the proportion equation
2,636,755.65 : 3,639,291.94 = 1,604,595.99 : x - Step 2: Convert to fraction form
2,636,755.65/3,639,291.94 = 1,604,595.99/x - Step 3: Cross multiply
2,636,755.65x = 3,639,291.94 × 1,604,595.99 - Step 4: Simplify right side
2,636,755.65x = 5,839,593,254,267.98 - Step 5: Solve for x
x = 5,839,593,254,267.98/2,636,755.65 - Step 6: Final answer
x = 2,214,688.82
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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.