Finding the Fourth Proportional to 5,909,660.70, 8,864,782.65 and 3,075,308.70
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Solution
The fourth proportional to 5,909,660.70, 8,864,782.65 and 3,075,308.70 is: 4,613,114.79
Step by Step Solution
- Step 1: Write the proportion equation
5,909,660.70 : 8,864,782.65 = 3,075,308.70 : x - Step 2: Convert to fraction form
5,909,660.70/8,864,782.65 = 3,075,308.70/x - Step 3: Cross multiply
5,909,660.70x = 8,864,782.65 × 3,075,308.70 - Step 4: Simplify right side
5,909,660.70x = 27,261,943,207,154.06 - Step 5: Solve for x
x = 27,261,943,207,154.06/5,909,660.70 - Step 6: Final answer
x = 4,613,114.79
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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.