Finding the Fourth Proportional to 1,660,854.37, 2,291,978.99 and 896,907.87
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Solution
The fourth proportional to 1,660,854.37, 2,291,978.99 and 896,907.87 is: 1,237,732.84
Step by Step Solution
- Step 1: Write the proportion equation
1,660,854.37 : 2,291,978.99 = 896,907.87 : x - Step 2: Convert to fraction form
1,660,854.37/2,291,978.99 = 896,907.87/x - Step 3: Cross multiply
1,660,854.37x = 2,291,978.99 × 896,907.87 - Step 4: Simplify right side
1,660,854.37x = 2,055,693,994,005.65 - Step 5: Solve for x
x = 2,055,693,994,005.65/1,660,854.37 - Step 6: Final answer
x = 1,237,732.84
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.