Finding the Fourth Proportional to 3,086,045.98, 4,258,555.58 and 1,709,308.08
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Solution
The fourth proportional to 3,086,045.98, 4,258,555.58 and 1,709,308.08 is: 2,358,741.09
Step by Step Solution
- Step 1: Write the proportion equation
3,086,045.98 : 4,258,555.58 = 1,709,308.08 : x - Step 2: Convert to fraction form
3,086,045.98/4,258,555.58 = 1,709,308.08/x - Step 3: Cross multiply
3,086,045.98x = 4,258,555.58 × 1,709,308.08 - Step 4: Simplify right side
3,086,045.98x = 7,279,183,462,023.09 - Step 5: Solve for x
x = 7,279,183,462,023.09/3,086,045.98 - Step 6: Final answer
x = 2,358,741.09
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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.