Finding the Fourth Proportional to 4,248,429.30, 6,371,758.35 and 1,554,023.70
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Solution
The fourth proportional to 4,248,429.30, 6,371,758.35 and 1,554,023.70 is: 2,330,711.61
Step by Step Solution
- Step 1: Write the proportion equation
4,248,429.30 : 6,371,758.35 = 1,554,023.70 : x - Step 2: Convert to fraction form
4,248,429.30/6,371,758.35 = 1,554,023.70/x - Step 3: Cross multiply
4,248,429.30x = 6,371,758.35 × 1,554,023.70 - Step 4: Simplify right side
4,248,429.30x = 9,901,863,486,572.90 - Step 5: Solve for x
x = 9,901,863,486,572.90/4,248,429.30 - Step 6: Final answer
x = 2,330,711.61
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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.