Finding the Fourth Proportional to 1,774,072.40, 2,660,525.40 and 651,995.60
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Solution
The fourth proportional to 1,774,072.40, 2,660,525.40 and 651,995.60 is: 977,779.07
Step by Step Solution
- Step 1: Write the proportion equation
1,774,072.40 : 2,660,525.40 = 651,995.60 : x - Step 2: Convert to fraction form
1,774,072.40/2,660,525.40 = 651,995.60/x - Step 3: Cross multiply
1,774,072.40x = 2,660,525.40 × 651,995.60 - Step 4: Simplify right side
1,774,072.40x = 1,734,650,854,488.24 - Step 5: Solve for x
x = 1,734,650,854,488.24/1,774,072.40 - Step 6: Final answer
x = 977,779.07
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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.