Finding the Fourth Proportional to 1,695,977.18, 2,340,538.20 and 961,074.10
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Solution
The fourth proportional to 1,695,977.18, 2,340,538.20 and 961,074.10 is: 1,326,333.08
Step by Step Solution
- Step 1: Write the proportion equation
1,695,977.18 : 2,340,538.20 = 961,074.10 : x - Step 2: Convert to fraction form
1,695,977.18/2,340,538.20 = 961,074.10/x - Step 3: Cross multiply
1,695,977.18x = 2,340,538.20 × 961,074.10 - Step 4: Simplify right side
1,695,977.18x = 2,249,430,644,080.62 - Step 5: Solve for x
x = 2,249,430,644,080.62/1,695,977.18 - Step 6: Final answer
x = 1,326,333.08
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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.