Finding the Fourth Proportional to 2,440,072.68, 3,367,208.61 and 1,352,362.74
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Solution
The fourth proportional to 2,440,072.68, 3,367,208.61 and 1,352,362.74 is: 1,866,209.76
Step by Step Solution
- Step 1: Write the proportion equation
2,440,072.68 : 3,367,208.61 = 1,352,362.74 : x - Step 2: Convert to fraction form
2,440,072.68/3,367,208.61 = 1,352,362.74/x - Step 3: Cross multiply
2,440,072.68x = 3,367,208.61 × 1,352,362.74 - Step 4: Simplify right side
2,440,072.68x = 4,553,687,461,971.19 - Step 5: Solve for x
x = 4,553,687,461,971.19/2,440,072.68 - Step 6: Final answer
x = 1,866,209.76
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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.