Finding the Fourth Proportional to 2,133,044.19, 2,943,602.60 and 1,166,159.07
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Solution
The fourth proportional to 2,133,044.19, 2,943,602.60 and 1,166,159.07 is: 1,609,300.40
Step by Step Solution
- Step 1: Write the proportion equation
2,133,044.19 : 2,943,602.60 = 1,166,159.07 : x - Step 2: Convert to fraction form
2,133,044.19/2,943,602.60 = 1,166,159.07/x - Step 3: Cross multiply
2,133,044.19x = 2,943,602.60 × 1,166,159.07 - Step 4: Simplify right side
2,133,044.19x = 3,432,708,864,634.79 - Step 5: Solve for x
x = 3,432,708,864,634.79/2,133,044.19 - Step 6: Final answer
x = 1,609,300.40
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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.