Finding the Fourth Proportional to 2,742,565.74, 3,783,484.52 and 1,776,007.44
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Solution
The fourth proportional to 2,742,565.74, 3,783,484.52 and 1,776,007.44 is: 2,450,076.79
Step by Step Solution
- Step 1: Write the proportion equation
2,742,565.74 : 3,783,484.52 = 1,776,007.44 : x - Step 2: Convert to fraction form
2,742,565.74/3,783,484.52 = 1,776,007.44/x - Step 3: Cross multiply
2,742,565.74x = 3,783,484.52 × 1,776,007.44 - Step 4: Simplify right side
2,742,565.74x = 6,719,496,656,644.83 - Step 5: Solve for x
x = 6,719,496,656,644.83/2,742,565.74 - Step 6: Final answer
x = 2,450,076.79
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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.