Finding the Fourth Proportional to 2,759,137.97, 3,807,582.86 and 1,535,422.55
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Solution
The fourth proportional to 2,759,137.97, 3,807,582.86 and 1,535,422.55 is: 2,118,867.79
Step by Step Solution
- Step 1: Write the proportion equation
2,759,137.97 : 3,807,582.86 = 1,535,422.55 : x - Step 2: Convert to fraction form
2,759,137.97/3,807,582.86 = 1,535,422.55/x - Step 3: Cross multiply
2,759,137.97x = 3,807,582.86 × 1,535,422.55 - Step 4: Simplify right side
2,759,137.97x = 5,846,248,569,038.14 - Step 5: Solve for x
x = 5,846,248,569,038.14/2,759,137.97 - Step 6: Final answer
x = 2,118,867.79
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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.