Finding the Fourth Proportional to 1,643,470.70, 2,465,470.95 and 506,231.79
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Solution
The fourth proportional to 1,643,470.70, 2,465,470.95 and 506,231.79 is: 759,429.28
Step by Step Solution
- Step 1: Write the proportion equation
1,643,470.70 : 2,465,470.95 = 506,231.79 : x - Step 2: Convert to fraction form
1,643,470.70/2,465,470.95 = 506,231.79/x - Step 3: Cross multiply
1,643,470.70x = 2,465,470.95 × 506,231.79 - Step 4: Simplify right side
1,643,470.70x = 1,248,099,772,211.50 - Step 5: Solve for x
x = 1,248,099,772,211.50/1,643,470.70 - Step 6: Final answer
x = 759,429.28
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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.