Finding the Fourth Proportional to 1,854,574.74, 2,782,261.62 and 575,156.43
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Solution
The fourth proportional to 1,854,574.74, 2,782,261.62 and 575,156.43 is: 862,858.54
Step by Step Solution
- Step 1: Write the proportion equation
1,854,574.74 : 2,782,261.62 = 575,156.43 : x - Step 2: Convert to fraction form
1,854,574.74/2,782,261.62 = 575,156.43/x - Step 3: Cross multiply
1,854,574.74x = 2,782,261.62 × 575,156.43 - Step 4: Simplify right side
1,854,574.74x = 1,600,235,660,685.22 - Step 5: Solve for x
x = 1,600,235,660,685.22/1,854,574.74 - Step 6: Final answer
x = 862,858.54
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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.