Finding the Fourth Proportional to 4,221,567.84, 5,825,760.84 and 2,287,828.42
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Solution
The fourth proportional to 4,221,567.84, 5,825,760.84 and 2,287,828.42 is: 3,157,201.71
Step by Step Solution
- Step 1: Write the proportion equation
4,221,567.84 : 5,825,760.84 = 2,287,828.42 : x - Step 2: Convert to fraction form
4,221,567.84/5,825,760.84 = 2,287,828.42/x - Step 3: Cross multiply
4,221,567.84x = 5,825,760.84 × 2,287,828.42 - Step 4: Simplify right side
4,221,567.84x = 13,328,341,217,875.07 - Step 5: Solve for x
x = 13,328,341,217,875.07/4,221,567.84 - Step 6: Final answer
x = 3,157,201.71
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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.