Finding the Fourth Proportional to 3,119,460.80, 4,304,776.59 and 1,742,814.84
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Solution
The fourth proportional to 3,119,460.80, 4,304,776.59 and 1,742,814.84 is: 2,405,040.18
Step by Step Solution
- Step 1: Write the proportion equation
3,119,460.80 : 4,304,776.59 = 1,742,814.84 : x - Step 2: Convert to fraction form
3,119,460.80/4,304,776.59 = 1,742,814.84/x - Step 3: Cross multiply
3,119,460.80x = 4,304,776.59 × 1,742,814.84 - Step 4: Simplify right side
3,119,460.80x = 7,502,428,540,079.51 - Step 5: Solve for x
x = 7,502,428,540,079.51/3,119,460.80 - Step 6: Final answer
x = 2,405,040.18
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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.