Finding the Fourth Proportional to 5,249,649.58, 7,244,357.78 and 2,894,846.06
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Solution
The fourth proportional to 5,249,649.58, 7,244,357.78 and 2,894,846.06 is: 3,994,800.09
Step by Step Solution
- Step 1: Write the proportion equation
5,249,649.58 : 7,244,357.78 = 2,894,846.06 : x - Step 2: Convert to fraction form
5,249,649.58/7,244,357.78 = 2,894,846.06/x - Step 3: Cross multiply
5,249,649.58x = 7,244,357.78 × 2,894,846.06 - Step 4: Simplify right side
5,249,649.58x = 20,971,300,576,663.35 - Step 5: Solve for x
x = 20,971,300,576,663.35/5,249,649.58 - Step 6: Final answer
x = 3,994,800.09
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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.