Finding the Fourth Proportional to 1,674,536.24, 2,311,517.30 and 1,187,053.71
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Solution
The fourth proportional to 1,674,536.24, 2,311,517.30 and 1,187,053.71 is: 1,638,600.06
Step by Step Solution
- Step 1: Write the proportion equation
1,674,536.24 : 2,311,517.30 = 1,187,053.71 : x - Step 2: Convert to fraction form
1,674,536.24/2,311,517.30 = 1,187,053.71/x - Step 3: Cross multiply
1,674,536.24x = 2,311,517.30 × 1,187,053.71 - Step 4: Simplify right side
1,674,536.24x = 2,743,895,185,269.04 - Step 5: Solve for x
x = 2,743,895,185,269.04/1,674,536.24 - Step 6: Final answer
x = 1,638,600.06
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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.