Finding the Fourth Proportional to 1,571,893.73, 2,357,840.28 and 672,752.42
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Solution
The fourth proportional to 1,571,893.73, 2,357,840.28 and 672,752.42 is: 1,009,128.49
Step by Step Solution
- Step 1: Write the proportion equation
1,571,893.73 : 2,357,840.28 = 672,752.42 : x - Step 2: Convert to fraction form
1,571,893.73/2,357,840.28 = 672,752.42/x - Step 3: Cross multiply
1,571,893.73x = 2,357,840.28 × 672,752.42 - Step 4: Simplify right side
1,571,893.73x = 1,586,242,742,554.28 - Step 5: Solve for x
x = 1,586,242,742,554.28/1,571,893.73 - Step 6: Final answer
x = 1,009,128.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.