Finding the Fourth Proportional to 2,349,513.25, 3,242,265.29 and 1,382,700.49
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Solution
The fourth proportional to 2,349,513.25, 3,242,265.29 and 1,382,700.49 is: 1,908,089.60
Step by Step Solution
- Step 1: Write the proportion equation
2,349,513.25 : 3,242,265.29 = 1,382,700.49 : x - Step 2: Convert to fraction form
2,349,513.25/3,242,265.29 = 1,382,700.49/x - Step 3: Cross multiply
2,349,513.25x = 3,242,265.29 × 1,382,700.49 - Step 4: Simplify right side
2,349,513.25x = 4,483,081,782,068.16 - Step 5: Solve for x
x = 4,483,081,782,068.16/2,349,513.25 - Step 6: Final answer
x = 1,908,089.60
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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.