Finding the Fourth Proportional to 1,670,759.19, 2,296,783.75 and 1,437,334.31
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Solution
The fourth proportional to 1,670,759.19, 2,296,783.75 and 1,437,334.31 is: 1,975,895.80
Step by Step Solution
- Step 1: Write the proportion equation
1,670,759.19 : 2,296,783.75 = 1,437,334.31 : x - Step 2: Convert to fraction form
1,670,759.19/2,296,783.75 = 1,437,334.31/x - Step 3: Cross multiply
1,670,759.19x = 2,296,783.75 × 1,437,334.31 - Step 4: Simplify right side
1,670,759.19x = 3,301,246,071,448.21 - Step 5: Solve for x
x = 3,301,246,071,448.21/1,670,759.19 - Step 6: Final answer
x = 1,975,895.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.