Finding the Fourth Proportional to 2,929,285.86, 4,390,828.65 and 1,332,969.99
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Solution
The fourth proportional to 2,929,285.86, 4,390,828.65 and 1,332,969.99 is: 1,998,044.27
Step by Step Solution
- Step 1: Write the proportion equation
2,929,285.86 : 4,390,828.65 = 1,332,969.99 : x - Step 2: Convert to fraction form
2,929,285.86/4,390,828.65 = 1,332,969.99/x - Step 3: Cross multiply
2,929,285.86x = 4,390,828.65 × 1,332,969.99 - Step 4: Simplify right side
2,929,285.86x = 5,852,842,821,682.21 - Step 5: Solve for x
x = 5,852,842,821,682.21/2,929,285.86 - Step 6: Final answer
x = 1,998,044.27
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.