Finding the Fourth Proportional to 4,865,251.97, 6,712,931.58 and 2,904,747.95
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Solution
The fourth proportional to 4,865,251.97, 6,712,931.58 and 2,904,747.95 is: 4,007,885.79
Step by Step Solution
- Step 1: Write the proportion equation
4,865,251.97 : 6,712,931.58 = 2,904,747.95 : x - Step 2: Convert to fraction form
4,865,251.97/6,712,931.58 = 2,904,747.95/x - Step 3: Cross multiply
4,865,251.97x = 6,712,931.58 × 2,904,747.95 - Step 4: Simplify right side
4,865,251.97x = 19,499,374,245,495.26 - Step 5: Solve for x
x = 19,499,374,245,495.26/4,865,251.97 - Step 6: Final answer
x = 4,007,885.79
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1.5x scale
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.