Finding the Fourth Proportional to 2,584,047, 3,565,984.86 and 1,438,397.99
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Solution
The fourth proportional to 2,584,047, 3,565,984.86 and 1,438,397.99 is: 1,984,989.22
Step by Step Solution
- Step 1: Write the proportion equation
2,584,047 : 3,565,984.86 = 1,438,397.99 : x - Step 2: Convert to fraction form
2,584,047/3,565,984.86 = 1,438,397.99/x - Step 3: Cross multiply
2,584,047x = 3,565,984.86 × 1,438,397.99 - Step 4: Simplify right side
2,584,047x = 5,129,305,437,164.51 - Step 5: Solve for x
x = 5,129,305,437,164.51/2,584,047 - Step 6: Final answer
x = 1,984,989.22
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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.