Finding the Fourth Proportional to 4,866,034.74, 6,714,839.40 and 2,690,407.14
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Solution
The fourth proportional to 4,866,034.74, 6,714,839.40 and 2,690,407.14 is: 3,712,602.32
Step by Step Solution
- Step 1: Write the proportion equation
4,866,034.74 : 6,714,839.40 = 2,690,407.14 : x - Step 2: Convert to fraction form
4,866,034.74/6,714,839.40 = 2,690,407.14/x - Step 3: Cross multiply
4,866,034.74x = 6,714,839.40 × 2,690,407.14 - Step 4: Simplify right side
4,866,034.74x = 18,065,651,865,713.32 - Step 5: Solve for x
x = 18,065,651,865,713.32/4,866,034.74 - Step 6: Final answer
x = 3,712,602.32
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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.