Finding the Fourth Proportional to 2,863,472.49, 3,951,490.35 and 1,574,303.49
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Solution
The fourth proportional to 2,863,472.49, 3,951,490.35 and 1,574,303.49 is: 2,172,482.91
Step by Step Solution
- Step 1: Write the proportion equation
2,863,472.49 : 3,951,490.35 = 1,574,303.49 : x - Step 2: Convert to fraction form
2,863,472.49/3,951,490.35 = 1,574,303.49/x - Step 3: Cross multiply
2,863,472.49x = 3,951,490.35 × 1,574,303.49 - Step 4: Simplify right side
2,863,472.49x = 6,220,845,048,706.32 - Step 5: Solve for x
x = 6,220,845,048,706.32/2,863,472.49 - Step 6: Final answer
x = 2,172,482.91
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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.