Finding the Fourth Proportional to 1,879,809,874.08, 2,594,207,636.32 and 1,127,245,574.08
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Solution
The fourth proportional to 1,879,809,874.08, 2,594,207,636.32 and 1,127,245,574.08 is: 1,555,640,874.44
Step by Step Solution
- Step 1: Write the proportion equation
1,879,809,874.08 : 2,594,207,636.32 = 1,127,245,574.08 : x - Step 2: Convert to fraction form
1,879,809,874.08/2,594,207,636.32 = 1,127,245,574.08/x - Step 3: Cross multiply
1,879,809,874.08x = 2,594,207,636.32 × 1,127,245,574.08 - Step 4: Simplify right side
1,879,809,874.08x = 2,924,309,076,286,258,176 - Step 5: Solve for x
x = 2,924,309,076,286,258,176/1,879,809,874.08 - Step 6: Final answer
x = 1,555,640,874.44
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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.