Finding the Fourth Proportional to 4,751,698.64, 6,562,756.64 and 3,221,148.56
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Solution
The fourth proportional to 4,751,698.64, 6,562,756.64 and 3,221,148.56 is: 4,448,854.12
Step by Step Solution
- Step 1: Write the proportion equation
4,751,698.64 : 6,562,756.64 = 3,221,148.56 : x - Step 2: Convert to fraction form
4,751,698.64/6,562,756.64 = 3,221,148.56/x - Step 3: Cross multiply
4,751,698.64x = 6,562,756.64 × 3,221,148.56 - Step 4: Simplify right side
4,751,698.64x = 21,139,614,051,646.91 - Step 5: Solve for x
x = 21,139,614,051,646.91/4,751,698.64 - Step 6: Final answer
x = 4,448,854.12
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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.