Finding the Fourth Proportional to 5,656,298.07, 7,805,867.00 and 3,209,012.19
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Solution
The fourth proportional to 5,656,298.07, 7,805,867.00 and 3,209,012.19 is: 4,428,536.48
Step by Step Solution
- Step 1: Write the proportion equation
5,656,298.07 : 7,805,867.00 = 3,209,012.19 : x - Step 2: Convert to fraction form
5,656,298.07/7,805,867.00 = 3,209,012.19/x - Step 3: Cross multiply
5,656,298.07x = 7,805,867.00 × 3,209,012.19 - Step 4: Simplify right side
5,656,298.07x = 25,049,122,340,473.67 - Step 5: Solve for x
x = 25,049,122,340,473.67/5,656,298.07 - Step 6: Final answer
x = 4,428,536.48
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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.