Finding the Fourth Proportional to 4,827,323.24, 6,661,490.58 and 2,894,650.28
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Solution
The fourth proportional to 4,827,323.24, 6,661,490.58 and 2,894,650.28 is: 3,994,488.17
Step by Step Solution
- Step 1: Write the proportion equation
4,827,323.24 : 6,661,490.58 = 2,894,650.28 : x - Step 2: Convert to fraction form
4,827,323.24/6,661,490.58 = 2,894,650.28/x - Step 3: Cross multiply
4,827,323.24x = 6,661,490.58 × 2,894,650.28 - Step 4: Simplify right side
4,827,323.24x = 19,282,685,572,614.36 - Step 5: Solve for x
x = 19,282,685,572,614.36/4,827,323.24 - Step 6: Final answer
x = 3,994,488.17
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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.