Finding the Fourth Proportional to 4,399,181.12, 6,070,582.56 and 2,587,995.20
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Solution
The fourth proportional to 4,399,181.12, 6,070,582.56 and 2,587,995.20 is: 3,571,264.31
Step by Step Solution
- Step 1: Write the proportion equation
4,399,181.12 : 6,070,582.56 = 2,587,995.20 : x - Step 2: Convert to fraction form
4,399,181.12/6,070,582.56 = 2,587,995.20/x - Step 3: Cross multiply
4,399,181.12x = 6,070,582.56 × 2,587,995.20 - Step 4: Simplify right side
4,399,181.12x = 15,710,638,526,483.71 - Step 5: Solve for x
x = 15,710,638,526,483.71/4,399,181.12 - Step 6: Final answer
x = 3,571,264.31
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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.