Finding the Fourth Proportional to 2,335,743.42, 3,221,312.13 and 1,519,648.98
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Solution
The fourth proportional to 2,335,743.42, 3,221,312.13 and 1,519,648.98 is: 2,095,805.41
Step by Step Solution
- Step 1: Write the proportion equation
2,335,743.42 : 3,221,312.13 = 1,519,648.98 : x - Step 2: Convert to fraction form
2,335,743.42/3,221,312.13 = 1,519,648.98/x - Step 3: Cross multiply
2,335,743.42x = 3,221,312.13 × 1,519,648.98 - Step 4: Simplify right side
2,335,743.42x = 4,895,263,692,616.13 - Step 5: Solve for x
x = 4,895,263,692,616.13/2,335,743.42 - Step 6: Final answer
x = 2,095,805.41
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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.