Finding the Fourth Proportional to 1,100,004.48, 1,518,068.16 and 616,726.08
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Solution
The fourth proportional to 1,100,004.48, 1,518,068.16 and 616,726.08 is: 851,116.74
Step by Step Solution
- Step 1: Write the proportion equation
1,100,004.48 : 1,518,068.16 = 616,726.08 : x - Step 2: Convert to fraction form
1,100,004.48/1,518,068.16 = 616,726.08/x - Step 3: Cross multiply
1,100,004.48x = 1,518,068.16 × 616,726.08 - Step 4: Simplify right side
1,100,004.48x = 936,232,225,489.61 - Step 5: Solve for x
x = 936,232,225,489.61/1,100,004.48 - Step 6: Final answer
x = 851,116.74
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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.