Finding the Fourth Proportional to 2,339,480.88, 3,509,346.06 and 742,171.68
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Solution
The fourth proportional to 2,339,480.88, 3,509,346.06 and 742,171.68 is: 1,113,297.09
Step by Step Solution
- Step 1: Write the proportion equation
2,339,480.88 : 3,509,346.06 = 742,171.68 : x - Step 2: Convert to fraction form
2,339,480.88/3,509,346.06 = 742,171.68/x - Step 3: Cross multiply
2,339,480.88x = 3,509,346.06 × 742,171.68 - Step 4: Simplify right side
2,339,480.88x = 2,604,537,261,051.58 - Step 5: Solve for x
x = 2,604,537,261,051.58/2,339,480.88 - Step 6: Final answer
x = 1,113,297.09
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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.