Finding the Fourth Proportional to 3,576,683.99, 4,935,867.84 and 1,945,132.79
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Solution
The fourth proportional to 3,576,683.99, 4,935,867.84 and 1,945,132.79 is: 2,684,307.13
Step by Step Solution
- Step 1: Write the proportion equation
3,576,683.99 : 4,935,867.84 = 1,945,132.79 : x - Step 2: Convert to fraction form
3,576,683.99/4,935,867.84 = 1,945,132.79/x - Step 3: Cross multiply
3,576,683.99x = 4,935,867.84 × 1,945,132.79 - Step 4: Simplify right side
3,576,683.99x = 9,600,918,358,011.13 - Step 5: Solve for x
x = 9,600,918,358,011.13/3,576,683.99 - Step 6: Final answer
x = 2,684,307.13
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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.