Finding the Fourth Proportional to 1,873,971.36, 2,584,310.40 and 1,229,950.08
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Solution
The fourth proportional to 1,873,971.36, 2,584,310.40 and 1,229,950.08 is: 1,696,169.35
Step by Step Solution
- Step 1: Write the proportion equation
1,873,971.36 : 2,584,310.40 = 1,229,950.08 : x - Step 2: Convert to fraction form
1,873,971.36/2,584,310.40 = 1,229,950.08/x - Step 3: Cross multiply
1,873,971.36x = 2,584,310.40 × 1,229,950.08 - Step 4: Simplify right side
1,873,971.36x = 3,178,572,783,224.83 - Step 5: Solve for x
x = 3,178,572,783,224.83/1,873,971.36 - Step 6: Final answer
x = 1,696,169.35
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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.