Finding the Fourth Proportional to 5,293,461.11, 7,939,440.18 and 1,698,762.11
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Solution
The fourth proportional to 5,293,461.11, 7,939,440.18 and 1,698,762.11 is: 2,547,902.00
Step by Step Solution
- Step 1: Write the proportion equation
5,293,461.11 : 7,939,440.18 = 1,698,762.11 : x - Step 2: Convert to fraction form
5,293,461.11/7,939,440.18 = 1,698,762.11/x - Step 3: Cross multiply
5,293,461.11x = 7,939,440.18 × 1,698,762.11 - Step 4: Simplify right side
5,293,461.11x = 13,487,220,112,698.38 - Step 5: Solve for x
x = 13,487,220,112,698.38/5,293,461.11 - Step 6: Final answer
x = 2,547,902.00
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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.