Finding the Fourth Proportional to 2,584,644.12, 3,566,749.68 and 1,618,307.16
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Solution
The fourth proportional to 2,584,644.12, 3,566,749.68 and 1,618,307.16 is: 2,233,226.81
Step by Step Solution
- Step 1: Write the proportion equation
2,584,644.12 : 3,566,749.68 = 1,618,307.16 : x - Step 2: Convert to fraction form
2,584,644.12/3,566,749.68 = 1,618,307.16/x - Step 3: Cross multiply
2,584,644.12x = 3,566,749.68 × 1,618,307.16 - Step 4: Simplify right side
2,584,644.12x = 5,772,096,545,071.71 - Step 5: Solve for x
x = 5,772,096,545,071.71/2,584,644.12 - Step 6: Final answer
x = 2,233,226.81
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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.