Finding the Fourth Proportional to 1,881,794.19, 2,596,825.43 and 1,107,470.59
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Solution
The fourth proportional to 1,881,794.19, 2,596,825.43 and 1,107,470.59 is: 1,528,279.65
Step by Step Solution
- Step 1: Write the proportion equation
1,881,794.19 : 2,596,825.43 = 1,107,470.59 : x - Step 2: Convert to fraction form
1,881,794.19/2,596,825.43 = 1,107,470.59/x - Step 3: Cross multiply
1,881,794.19x = 2,596,825.43 × 1,107,470.59 - Step 4: Simplify right side
1,881,794.19x = 2,875,907,772,567.62 - Step 5: Solve for x
x = 2,875,907,772,567.62/1,881,794.19 - Step 6: Final answer
x = 1,528,279.65
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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.