Finding the Fourth Proportional to 1,444,925.99, 2,167,394.10 and 485,354.15
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Solution
The fourth proportional to 1,444,925.99, 2,167,394.10 and 485,354.15 is: 728,032.94
Step by Step Solution
- Step 1: Write the proportion equation
1,444,925.99 : 2,167,394.10 = 485,354.15 : x - Step 2: Convert to fraction form
1,444,925.99/2,167,394.10 = 485,354.15/x - Step 3: Cross multiply
1,444,925.99x = 2,167,394.10 × 485,354.15 - Step 4: Simplify right side
1,444,925.99x = 1,051,953,710,283.54 - Step 5: Solve for x
x = 1,051,953,710,283.54/1,444,925.99 - Step 6: Final answer
x = 728,032.94
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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.