Finding the Fourth Proportional to 5,636,862.68, 8,456,347.38 and 2,563,079.28
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Solution
The fourth proportional to 5,636,862.68, 8,456,347.38 and 2,563,079.28 is: 3,845,097.88
Step by Step Solution
- Step 1: Write the proportion equation
5,636,862.68 : 8,456,347.38 = 2,563,079.28 : x - Step 2: Convert to fraction form
5,636,862.68/8,456,347.38 = 2,563,079.28/x - Step 3: Cross multiply
5,636,862.68x = 8,456,347.38 × 2,563,079.28 - Step 4: Simplify right side
5,636,862.68x = 21,674,288,754,160.29 - Step 5: Solve for x
x = 21,674,288,754,160.29/5,636,862.68 - Step 6: Final answer
x = 3,845,097.88
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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.