Finding the Fourth Proportional to 1,719,509.04, 2,370,421.56 and 1,201,655.14
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Solution
The fourth proportional to 1,719,509.04, 2,370,421.56 and 1,201,655.14 is: 1,656,536.36
Step by Step Solution
- Step 1: Write the proportion equation
1,719,509.04 : 2,370,421.56 = 1,201,655.14 : x - Step 2: Convert to fraction form
1,719,509.04/2,370,421.56 = 1,201,655.14/x - Step 3: Cross multiply
1,719,509.04x = 2,370,421.56 × 1,201,655.14 - Step 4: Simplify right side
1,719,509.04x = 2,848,429,251,540.82 - Step 5: Solve for x
x = 2,848,429,251,540.82/1,719,509.04 - Step 6: Final answer
x = 1,656,536.36
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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.