Finding the Fourth Proportional to 4,272,567.84, 6,409,058.65 and 1,393,929.09
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Solution
The fourth proportional to 4,272,567.84, 6,409,058.65 and 1,393,929.09 is: 2,090,961.13
Step by Step Solution
- Step 1: Write the proportion equation
4,272,567.84 : 6,409,058.65 = 1,393,929.09 : x - Step 2: Convert to fraction form
4,272,567.84/6,409,058.65 = 1,393,929.09/x - Step 3: Cross multiply
4,272,567.84x = 6,409,058.65 × 1,393,929.09 - Step 4: Simplify right side
4,272,567.84x = 8,933,773,288,266.31 - Step 5: Solve for x
x = 8,933,773,288,266.31/4,272,567.84 - Step 6: Final answer
x = 2,090,961.13
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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.