Finding the Fourth Proportional to 1,730,207.74, 2,387,340.39 and 966,143.74
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Solution
The fourth proportional to 1,730,207.74, 2,387,340.39 and 966,143.74 is: 1,333,084.99
Step by Step Solution
- Step 1: Write the proportion equation
1,730,207.74 : 2,387,340.39 = 966,143.74 : x - Step 2: Convert to fraction form
1,730,207.74/2,387,340.39 = 966,143.74/x - Step 3: Cross multiply
1,730,207.74x = 2,387,340.39 × 966,143.74 - Step 4: Simplify right side
1,730,207.74x = 2,306,513,973,047.66 - Step 5: Solve for x
x = 2,306,513,973,047.66/1,730,207.74 - Step 6: Final answer
x = 1,333,084.99
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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.