Finding the Fourth Proportional to 4,251,125.98, 6,376,031.52 and 1,554,820.62
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Solution
The fourth proportional to 4,251,125.98, 6,376,031.52 and 1,554,820.62 is: 2,331,990.47
Step by Step Solution
- Step 1: Write the proportion equation
4,251,125.98 : 6,376,031.52 = 1,554,820.62 : x - Step 2: Convert to fraction form
4,251,125.98/6,376,031.52 = 1,554,820.62/x - Step 3: Cross multiply
4,251,125.98x = 6,376,031.52 × 1,554,820.62 - Step 4: Simplify right side
4,251,125.98x = 9,913,585,281,065.94 - Step 5: Solve for x
x = 9,913,585,281,065.94/4,251,125.98 - Step 6: Final answer
x = 2,331,990.47
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.